Smart Adhesive Patch Offers Firm Attachment and Gentler Removal to Protect Skin

Posted on October 22, 2026 by Shelton Rozario

Removing a medical bandage can cause pain and skin irritation, but for newborns, older adults and critically ill patients, repeated removal of medical adhesives can lead to more serious injuries. Researchers at Pohang University of Science & Technology (POSTECH) have developed a smart adhesive patch designed to remain firmly attached during use while releasing with significantly less force when needed.

The research team was led by Professors Jin-Tae Kim and Seok Kim from POSTECH’s Department of Mechanical Engineering, alongside integrated MS-PhD students Uhyeon Kim and Hyein Jung. Professor Chang-Hee Son of Texas Tech University also contributed to the research, which was conducted in collaboration with Professor John A. Rogers at Northwestern University. The findings were published online in Nature Communications.

The technology addresses a challenge associated with skin-mounted medical devices. Sensors that monitor cardiac activity, respiration and movement need stable contact with the body to collect reliable physiological signals. Conventional adhesives are therefore designed to maximise adhesion, but their strong attachment can make removal difficult and increase the risk of medical adhesive-related skin injury (MARSI).

The new patch uses a shape-memory polymer that changes its surface structure when exposed to mild heat. This allows it to maintain reliable attachment during use and reduce its adhesion when removal is required.

Shape-Memory Technology Enables Controlled Detachment

The researchers designed the adhesive surface with an array of pyramid-shaped structures made from a shape-memory polymer (SMP). These materials can recover a previously programmed shape when exposed to a specific temperature.

In its dormant state, the patch’s pyramidal structures remain flattened. This configuration creates broad contact between the adhesive and the skin, helping the patch maintain a stable attachment during use.

When the patch is gently heated above the polymer’s glass transition temperature, the structures recover their original pyramidal geometry. This transformation reduces the effective contact area between the adhesive and the skin, creating small gaps at the interface and allowing the patch to detach more easily.

Experimental results showed that thermal activation reduced adhesion energy by up to approximately 99%, while the patch maintained stable attachment in its dormant state.

To examine how the adhesive affected the skin during removal, the researchers used three-dimensional digital image correlation (3D-DIC), a technique that allows them to visualise deformation beneath a surface. Their measurements showed that the activated adhesive substantially reduced peeling force and suppressed subsurface skin deformation compared with the dormant state.

These results were observed in both a skin phantom and human skin, providing evidence that the technology can reduce mechanical stress at the skin-adhesive interface.

“This work is meaningful because it controls the mechanical forces at the skin-device interface, rather than simply changing the adhesive material itself,” said Professor Jin-Tae Kim. “By combining stable attachment with low-force removal, the platform offers a practical route toward safer skin-interfaced biomedical devices.”

Flexible Design Supports Wearable Medical Monitoring

The researchers also incorporated a kirigami-inspired structure into the adhesive to improve its ability to conform to curved parts of the body. Kirigami-inspired designs use carefully arranged cuts or patterns to improve flexibility and adaptability.

This modification enhanced the patch’s mechanical conformability around areas such as joints and improved moisture transport through the adhesive layer. These properties could help the patch maintain contact across different body surfaces while supporting comfortable wear.

The team also integrated the adhesive with wireless mechano-acoustic sensing devices. The resulting system demonstrated stable biosignal acquisition while attached to the body, followed by controlled detachment after thermal activation.

The combination of reliable sensing and easier removal could be particularly useful in medical settings where monitoring equipment must be attached and removed repeatedly. Potential applications include neonatal intensive care units, geriatric wards and long-term patient monitoring, where fragile skin may be especially vulnerable to repeated adhesive contact.

Professor Seok Kim highlighted the difference between the new approach and conventional medical adhesives.

“What sets this apart from existing medical adhesive technologies is that it actively switches the adhesive properties by utilizing the microstructure of shape-memory polymers, allowing it to adhere firmly during use and be easily removed when needed.”

Professor Chang-Hee Son also pointed to the technology’s potential beyond medical patches.

“Because this approach enables both reliable adhesion and gentle detachment, it can be extended toward a broader class of technologies in which adhesion needs to be actively controlled on demand.”

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Magnitude-7 earthquake jolts Tibet weeks after deadly Nepal-border floods

Posted on October 22, 2026 by Arun Kumar N

A powerful magnitude-7.0 earthquake struck northern Tibet on Thursday evening, October 22, raising fresh concerns about seismic activity in a Himalayan region still recovering from devastating flash floods and landslides in August.

According to India’s National Centre for Seismology (NCS), the earthquake occurred at 8.03 pm IST, approximately 489 km north-northwest of Pandin in Arunachal Pradesh, at a reported depth of 173 km. China’s earthquake monitoring agency, however, placed the epicentre in the Nagqu region of northern Tibet at a depth of around 10 km, highlighting differences between preliminary measurements from monitoring agencies.

A second earthquake, measuring magnitude 5.0, struck the region at around 8.42 pm IST, according to the NCS. Another magnitude-5.2 earthquake was also reported in China at around 8.29 pm IST, adding to the sequence of seismic events recorded that evening.

Initial reports did not confirm casualties or property damage from the magnitude-7.0 earthquake. The full extent of its impact remained unclear as information from the affected region continued to emerge.

The earthquake comes weeks after catastrophic flooding and landslides along the Nepal–Tibet border killed hundreds of people and left many others missing. The August disaster destroyed homes, damaged roads and bridges, and disrupted communities across difficult-to-access Himalayan terrain.

Nagqu earthquake raises questions over the scale of seismic activity

The strongest earthquake was reported in the Nagqu region of northern Tibet, hundreds of kilometres from Lhasa, the regional capital.

The reported depth differed substantially between monitoring agencies. India’s NCS placed the earthquake at 173 km, while China’s Earthquake Networks Center reported a depth of approximately 10 km. The United States Geological Survey also reported a magnitude-7.0 earthquake, with its initial estimate placing the epicentre about 191 km east-northeast of Nagqu at a depth of 18 km.

Such differences can occur in preliminary earthquake reports because agencies use different data sources and analysis methods. Magnitude, depth and epicentre estimates may be revised as additional seismic information becomes available.

The sequence of earthquakes prompted attention because of the region’s mountainous geography and the potential vulnerability of remote settlements and infrastructure. However, the earthquake’s actual effects could not be established from its magnitude alone.

The available reports did not establish whether the tremors caused landslides, structural damage or disruptions to transport links. Those details would require confirmation from local authorities and subsequent assessments.

August floods left a trail of destruction along Nepal–Tibet border

The latest earthquake follows a devastating natural disaster in late August, when a collapse involving ice and rock near the Nepal–Tibet border triggered a destructive surge of water, mud and debris.

The resulting floods swept through settlements in Nepal’s Rasuwa district and affected areas on the Tibetan side of the border. Roads and bridges were damaged or destroyed, complicating rescue operations and access to affected communities.

Early reports linked seismic activity to the flooding, but subsequent analysis by the US Geological Survey indicated that the recorded tremor was generated by the ice-and-rock landslide itself rather than by a conventional earthquake that triggered the disaster.

The distinction is important: the August flood disaster and the October earthquake are separate events, and no evidence available in the initial reports established a direct connection between them.

The Himalayan region is exposed to multiple natural hazards, including earthquakes, landslides, glacial lake outburst floods and sudden surges caused by ice or rock collapses. The latest earthquake has renewed attention on the vulnerability of communities and infrastructure in this high-altitude terrain.

For now, the priority is to establish the extent of the earthquake’s impact, verify reports from affected areas and determine whether additional hazards have followed the tremors.

FAQs

1. When did the magnitude-7 earthquake strike Tibet?

The earthquake was reported at 8.03 pm IST on Thursday, October 22, 2026.

2. Where was the earthquake’s epicentre?

China’s earthquake monitoring agency placed it in the Nagqu region of northern Tibet. Other agencies reported slightly different epicentre estimates.

3. Were there casualties or damage?

Initial reports did not confirm casualties or property damage. The full impact remained unclear.

4. Were there additional earthquakes?

Yes. The NCS reported a magnitude-5.0 earthquake in the region at around 8.42 pm IST and a separate magnitude-5.2 earthquake in China at around 8.29 pm IST.

5. Is the earthquake linked to the August floods?

No direct link has been established. The August disaster was associated with an ice-and-rock collapse that triggered destructive flooding along the Nepal–Tibet border.

6. Why do agencies report different earthquake depths?

Seismic agencies use different observations and analysis methods, so preliminary estimates can vary and may be revised as more data becomes available.

Scientists Find Evidence of a Rare Accretion Disk Around Centaurus X-3

Posted on October 22, 2026 by Shelton Rozario

Scientists have uncovered evidence of a rare structure around Centaurus X-3, one of the brightest X-ray pulsars known to astronomers. The discovery suggests that the system draws in material through an accretion disk, a process considered uncommon among high-mass X-ray binaries.

The research was led by Kinjal Roy of the Raman Research Institute (RRI), an autonomous institution under the Department of Science and Technology (DST). By examining four secondary emission lines in detail, the team found that the structure responsible for variations in these emissions must rotate in coordination with the pulsar.

The findings could help scientists develop more accurate models of Centaurus X-3, one of the most extensively studied binary pulsars. They may also improve understanding of the physical processes operating in binary pulsar systems more broadly.

Centaurus X-3 is a high-mass X-ray binary (HMXB) located approximately 24,000 light-years from Earth in the constellation Centaurus. Its companion star has more than 10 times the mass of the Sun. The system was among the first X-ray pulsars discovered and was the third X-ray source identified in the Centaurus constellation.

How Pulsars Produce X-rays and Secondary Emission

An X-ray binary pulsar consists of a pulsar, which is a highly magnetised neutron star, and a companion star bound to it by gravity. A neutron star contains roughly the mass of the Sun compressed into an extremely small object, approximately the size of Bengaluru.

The pulsar’s intense gravitational field pulls in material expelled by its companion star. As this material falls towards the neutron star, the process of accretion generates X-rays.

Pulsars emit radiation from their magnetic poles. This primary emission sweeps through space as the neutron star rotates, allowing satellites positioned to observe the system to detect periodic signals.

Some of this radiation also strikes surrounding structures, including the pulsar’s surface, the surface of its companion star and the stellar wind released by the companion. These structures absorb and re-emit the radiation, producing what scientists call secondary radiation.

Studying this secondary emission can help researchers investigate structures that cannot be directly resolved through conventional observations. Such measurements can reveal information about a binary system’s physical characteristics, including its orientation and magnetic field strength.

However, X-ray binaries are so distant that they appear as point sources to observers. This makes it difficult to distinguish their individual components and understand the structures surrounding them. Changes in secondary emission provide an alternative way to investigate these otherwise hidden features.

Previous studies had established that the intensity of secondary emission lines in Centaurus X-3 varied with the pulsar’s rotation. Building on these observations, Roy and the RRI team investigated four such emission lines to determine what was causing the variations.

Accretion Stream Points to a Rare Disk Structure

The researchers found that the structure responsible for the changing secondary emission lines must be rotating along with the pulsar. Their analysis pointed to the accretion stream, which channels material from an accretion disk towards the neutron star.

An accretion stream carries matter from the disk and directs it towards the pulsar’s magnetic poles, where the material follows the magnetic field lines. As this stream rotates, it can periodically obstruct a satellite’s view of the pulsar.

When the accretion stream moves into the line of sight, the detected primary emission from the pulsar decreases, while the secondary emission from the stream increases. This changing pattern provides evidence that the accretion stream is responsible for the observed variability.

The existence of such a stream also indicates that an accretion disk must be present in the system. This is significant because high-mass X-ray binaries generally accumulate matter through the direct capture of stellar wind from their companion stars, rather than through an accretion disk.

Roy highlighted the implications for existing models of the system.

“Accretion disk is not expected to occur in [HMXBs] So, if an accretion disk is forming in this system, emission models have to be modified,” says Roy.

He further explained that future modelling of Centaurus X-3 would need to account for radiation from the disk.

“When Centaurus X-3 modelling happens in future work, emission from the disk must be accounted for,” he added.

The findings suggest that the mechanisms governing matter accretion in Centaurus X-3 may be more complex than previously expected. By identifying the accretion stream as the source of the changing secondary emission lines, the researchers have provided evidence for a disk-mediated process in this high-mass binary system.

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NASA to Outline Accelerated Artemis Plans and Upcoming Moon Missions

Posted on October 22, 2026 by Shelton Rozario

NASA will announce an update on its plans to return American astronauts to the lunar surface by 2028 during a briefing scheduled for October 23, 2026, at the agency’s Kennedy Space Center in Florida. The briefing will focus on accelerating the Artemis programme, the status of upcoming lunar missions and preparations for future human exploration of the Moon.

The media briefing is scheduled to begin at 2 p.m. Eastern Daylight Time (EDT). NASA Administrator Jared Isaacman, NASA Associate Administrator Amit Kshatriya and Jeremy Parsons, the agency’s Artemis programme manager, are expected to participate.

According to NASA’s media advisory, the update will include details about the Artemis III mission, which is planned to send four astronauts into low Earth orbit next year to test critical systems required for future lunar landings. The agency will also discuss progress towards its goal of returning American astronauts to the Moon by 2028.

The announcement comes as NASA continues to develop a series of increasingly challenging crewed missions intended to expand lunar exploration and establish a lasting human presence on the lunar surface.

NASA to Detail Artemis III Mission and Lunar Return Plans

Artemis III is a key part of NASA’s preparations for future crewed lunar landings. According to the agency’s announcement, the mission is expected to send four astronauts into low Earth orbit in 2027 to test critical systems needed for subsequent missions to the Moon.

The upcoming briefing will provide further information about the mission and explain how NASA’s broader plans for returning astronauts to the lunar surface by 2028 are progressing.

NASA’s Artemis programme aims to send astronauts on increasingly difficult missions near the Moon’s South Pole. Through these missions, the agency intends to explore more of the lunar surface than ever before while advancing the technologies and operational capabilities needed for sustained human exploration.

The programme also forms part of NASA’s longer-term ambitions for human spaceflight. In addition to supporting scientific discovery and delivering potential economic benefits, the agency intends to establish an enduring human presence on the Moon. The experience and capabilities developed through lunar missions will also help lay the groundwork for the first crewed mission to Mars.

NASA has described the Artemis programme as part of a broader period of innovation and exploration. The agency’s plans combine near-term missions to test essential systems with longer-term efforts to expand humanity’s presence beyond Earth.

The October 23 briefing is expected to outline the agency’s next steps and provide an update on the status of its upcoming missions.

How to Watch NASA’s Artemis Programme Briefing

NASA’s briefing will take place at the Kennedy Space Center in Florida on Friday, October 23, at 2 p.m. EDT. Members of the public can watch the event online through NASA’s official live-streaming page: https://www.nasa.gov/live.

The agency has also outlined arrangements for media representatives who wish to attend the event in person or ask questions remotely.

US media representatives seeking to attend in person were required to submit an application online by noon on Friday, October 16. Journalists wishing to participate remotely must request the dial-in number from the Kennedy newsroom at least one hour before the briefing begins.

Requests for remote participation can be sent to ksc-newsroom@mail.nasa.gov. NASA’s agency-wide media accreditation policy is also available online for journalists seeking further information about accreditation requirements.

The briefing will bring together senior NASA officials responsible for the agency’s administration and Artemis programme to discuss the status of its upcoming missions and its lunar exploration strategy.

As NASA works towards its 2028 target for returning American astronauts to the Moon, the agency’s plans include testing critical systems, undertaking increasingly complex missions near the lunar South Pole and developing the capabilities needed for a sustained human presence beyond Earth.

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Japan’s MMX Mission Aims to Bring Samples Back From Mars’ Moon Phobos

Posted on October 21, 2026 by Shelton Rozario

Japan is preparing to launch a pioneering space mission to collect and return samples from Phobos, one of the two small moons orbiting Mars. Led by the Japan Aerospace Exploration Agency (JAXA), the Martian Moons eXploration (MMX) mission aims to investigate how Phobos and its smaller sibling, Deimos, formed and what their composition can reveal about the history of the Red Planet.

The mission is expected to take five years, with JAXA planning to launch the spacecraft aboard its H3 rocket on Tuesday, according to an Associated Press report published on 18 October 2026. The spacecraft is expected to reach the Mars region around August 2027 and return samples to Earth in 2031.

Scientists hope that material collected from Phobos could provide clues about the formation of the Martian moons, Mars’ geological history and potentially the origins of life in the solar system. The mission could also help researchers assess whether a Martian moon might serve as a base for future crewed missions to Mars, an objective being pursued by the United States, China and other countries.

Yasuhiro Kawakatsu, project manager for the MMX mission, highlighted the scientific importance of investigating the two moons. “Despite their potential importance, Martian moons have never been fully investigated,” Kawakatsu said. “They are known as the most important unclimbed mountains in the solar system.”

Japan is leading the international effort, with NASA and other national space agencies contributing equipment, sampling technology and communications support.

Scientists seek answers about the origins of Phobos and Deimos

Although dozens of missions have travelled to Mars since the 1960s, its moons remain comparatively unexplored. Several Russian attempts to land on Phobos, including a mission launched in 2011, have failed.

Phobos and Deimos take their names from the Greek mythological personifications of fear and terror, who were the sons of Ares, the Greek god of war. Mars is the Roman counterpart of Ares.

Scientists continue to debate how the moons formed. One theory suggests that they are remnants of debris produced when a large celestial object struck Mars. Another proposes that they are asteroids captured by the planet’s gravitational pull after originating elsewhere in the solar system.

JAXA officials believe that analysing samples collected directly from Phobos could help resolve the debate.

“We can almost certainly come to a conclusion by analysing soil samples,” said Kiyoshi Kuramoto, the mission’s principal investigator.

Phobos was selected as the primary sampling target because it orbits closer to Mars than Deimos and may therefore contain more material originating from the planet. JAXA officials estimate that Martian material could account for approximately 0.1% of the material collected from Phobos.

The moon measures about 27 kilometres (17 miles) across at its widest point and orbits Mars at a distance of approximately 6,000 kilometres (3,700 miles). It completes roughly three orbits around the planet each day.

Samples from Phobos could also help scientists understand Deimos, as the two moons are believed to have similar origins. The MMX spacecraft will therefore conduct observations of Deimos during its mission.

The journey will cover a substantial distance. Although Mars comes within approximately 55 million kilometres of Earth at its closest approach, Kawakatsu estimates that the spacecraft’s actual flight distance will be between 500 million and 600 million kilometres.

International mission faces difficult landing and sample collection

The MMX spacecraft comprises three modules: propulsion, exploration and sample return. Only the third module is designed to return to Earth carrying the collected material.

The spacecraft will carry 13 scientific instruments, including a rover jointly developed by France and Germany, a NASA sampling device, an instrument for measuring gamma rays and a deep-space communications device supplied by the European Space Agency. A Japanese radiation monitor will also collect data relevant to future crewed exploration of Mars.

The French-German rover, Idefix, is scheduled to reach Phobos ahead of the main sampling operation. During a planned 100-day mission around 2029, it will investigate the surface and help identify a suitable landing location for the Japanese spacecraft.

Using topographical information provided by the rover, the MMX team will select a relatively smooth and level area for sampling.

Landing on Phobos presents a significant engineering challenge because the moon has only about one two-thousandth of Earth’s gravity. The spacecraft could bounce off the surface during touchdown, making a controlled landing essential. To reduce this risk, the exploration module has four-legged landing gear equipped with shock-absorbing features.

The rover is also designed to maintain traction in low gravity, recover if it tips over and move slowly across the moon’s uneven terrain.

After landing, JAXA aims to collect at least 10 grams (0.35 ounces) of material through two sampling attempts using Japanese and American techniques. NASA’s sampling device uses pressurised gas to lift surface dust into a collection container, while JAXA’s coring method will retrieve material from a depth of approximately two centimetres (0.8 inches).

During the first attempt, the spacecraft will collect surface and underground material using both devices. A second landing will gather additional underground samples. Scientists believe collecting material from different locations could improve the chances of identifying potential traces of past microbial life originating from Mars.

The samples will be sealed inside a heat-protected capsule designed to withstand the extreme conditions of re-entry into Earth’s atmosphere. The return module is expected to land in Australia before being transported to Japan for detailed analysis. If successful, the MMX mission will deliver the first samples collected directly from a Martian moon.

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Orionid Meteor Shower Peaks This Week: Best Time and Tips for Viewing

Posted on October 21, 2026 by Shelton Rozario

The annual Orionid meteor shower is set to reach its peak this week, giving skywatchers an opportunity to observe one of the major celestial events associated with Halley’s Comet. However, a bright, large moon is expected to limit visibility during the early part of the night, with viewing conditions likely to improve after it sets late at night.

According to the American Meteor Society, observers could see up to 20 meteors per hour under ideal conditions during the peak from Wednesday night into Thursday morning. The shower remains visible for several weeks before and after its peak, allowing observers additional opportunities to catch the display.

The Orionids can be seen from both the Northern and Southern hemispheres after midnight. Although the shower takes its name from the Orion constellation, the meteors can appear across the night sky, according to NASA.

Known for their speed and brightness, Orionid meteors sometimes leave glowing trails that remain visible for several seconds. Their appearance is caused by small pieces of cosmic debris entering Earth’s atmosphere at high speeds and burning up.

What causes the Orionid meteor shower?

Meteor showers occur several times a year when Earth passes through trails of debris left behind by comets and, occasionally, asteroids as it orbits the Sun.

The Orionids originate from Halley’s Comet, which passes near Earth approximately once every 75 years. As Earth crosses the debris trail, small particles enter the atmosphere at high speeds. Friction and interactions with the surrounding air cause the particles to heat up and burn, producing bright streaks of light commonly known as shooting stars.

During the Orionid shower, some meteors can appear particularly bright and fast. In certain cases, the surrounding atmosphere glows briefly, creating a luminous trail that persists for several seconds after the meteor has passed.

Despite their dramatic appearance, meteor showers can be observed without specialised equipment. NASA notes that the Orionids are visible across the night sky, so observers do not need to look exclusively towards Orion to spot them.

The number of meteors visible depends on several factors, including the time of night, weather conditions, moonlight and artificial light pollution. While the American Meteor Society estimates that up to 20 meteors per hour may be visible under ideal conditions during the peak, actual sightings can vary considerably.

Best time and conditions to watch the meteor shower

The best time to observe the Orionids is generally after midnight and during the early hours before dawn. During this period, viewing conditions can be more favourable, particularly when moonlight is limited.

This year’s bright moon is expected to interfere with visibility until it sets late at night. Observers may therefore have a better chance of spotting meteors during the later hours of the night and before sunrise.

Finding a location away from city lights, streetlights and other sources of artificial illumination can also improve the viewing experience. Open areas with a clear view of the sky are preferable, provided local weather conditions are suitable.

Allowing the eyes several minutes to adjust to darkness is another important step. Observers should avoid looking at bright phone screens or other light sources while waiting for meteors to appear, as this can make faint streaks harder to see.

No telescope or binoculars are required. Since Orionid meteors can appear in different parts of the sky, watching a broad area rather than concentrating on one constellation can improve the chances of spotting them.

Those who miss the peak will still have opportunities to observe the shower, as Orionid activity continues for a few weeks on either side of its maximum. The next major meteor shower identified in the report is the Southern Taurids, which are expected to peak on November 5. A crescent moon is forecast for that period, potentially creating more favourable viewing conditions than those expected during the Orionids’ peak.

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Scientists Successfully Thaw Pig Kidneys Frozen for Over a Year, Advancing Organ Preservation

Posted on October 21, 2026 by Shelton Rozario

Researchers at the University of Minnesota have achieved a significant milestone in organ preservation by freezing pig kidneys at −150°C (−238°F), storing them for extended periods and successfully transplanting them into test animals after thawing. In one case, a kidney remained frozen for more than a year before being warmed and transplanted, offering a potential new direction for addressing the limited storage time of donor organs.

The findings, reported in a preprint published on bioRxiv that is awaiting peer review, could eventually help transform organ transplantation by allowing organs to be preserved for months or even longer before surgery. The research team, co-led by transplant surgeon Erik Finger, reported that the thawed kidneys regained their colour and enabled the recipient pigs to produce urine, important early indicators of restored blood flow and organ function.

At present, donor organs have strict preservation windows. Hearts and lungs generally need to be transplanted within approximately six hours, while kidneys can remain viable for up to 36 hours under conventional preservation conditions. These limitations complicate the coordination of organ donation, transportation and transplantation.

In the United States, more than 100,000 people are on the organ transplant waiting list, according to the article. Researchers hope that extending the storage period could eventually give medical teams greater flexibility in matching organs with recipients and arranging surgical procedures.

“Ten years ago […] I wouldn’t say I had high hopes it was actually going to work,” Finger told MIT Technology Review on Thursday. “After we did the last transplant, I walked out of the room and said, ‘This is a big deal.’”

Vitrification and nanoparticle technology help preserve organs

The research builds on earlier experiments by the University of Minnesota team. In 2023, researchers reported successful tests involving frozen rat kidneys, followed by a pig kidney transplant experiment in 2025 in which the organ had been frozen for 10 days.

The latest work uses a preservation technique known as vitrification. The process involves immersing biological tissue in a chemical cryoprotective agent (CPA) before cooling it to extremely low temperatures. This creates a glass-like state that helps preserve the tissue while limiting the formation of damaging ice crystals.

According to the research, once the temperature falls below −120°C (−184°F), the vitrified organ can remain stable for extended periods.

“stay stable for long periods of time—we think indefinitely,” Finger told MIT Technology Review, referring to the stability of the organ at these temperatures.

Although vitrification is already used in reproductive medicine to preserve eggs, sperm and embryos, applying the technique to larger organs presents additional challenges. The tissue must be cooled and reheated without causing significant damage, while the protective chemicals must reach the necessary areas without becoming toxic.

To address the rewarming problem, Finger worked with the university’s mechanical engineering department, including bioengineer John Bischof, to develop an iron-oxide nanoparticle solution. The particles were incorporated into the cryoprotectant mixture and can be activated to help warm the organ more evenly.

The researchers designed the approach to reduce temperature differences during rewarming, which can otherwise damage delicate tissue. More uniform heating is particularly important when working with organs much larger than individual cells or embryos.

The successful transplantation results suggest that the method can preserve enough kidney function for the organs to operate after thawing. However, the reported recovery indicators do not, by themselves, establish long-term organ function or prove that the technique is ready for human transplantation.

Human organ preservation remains the next major challenge

The research team’s long-term objective is to adapt the method for human organs, potentially allowing donated organs to be stored for substantially longer than current methods permit.

The project has received support from the US National Science Foundation, which oversees the Engineering Research Center for Advanced Technologies for the Preservation of Biological Systems (ATP-Bio), headquartered at the University of Minnesota Twin Cities.

Mehmet Toner, a professor at Harvard Medical School and ATP-Bio’s deputy director, described the broader potential of the work in a press statement last year.

“The ability to safely pause biological time in a complex organ like a kidney opens the door to truly transformative change in transplantation medicine,” Toner said.

Despite the promising results, researchers acknowledge that substantial technical obstacles remain before the process can be applied safely to human organs. Larger organs require more complex cooling and warming procedures, while the distribution, stability and biological toxicity of cryoprotective chemicals must be carefully controlled.

Finger and his colleagues outlined these limitations in their preprint, writing: “Scaling organ vitrification to human dimensions shifts the challenge from rewarming alone to the integrated problems of cooling, [cryoprotective agent] stability, CPA transport and biological toxicity.”

These challenges mean that the latest results should be viewed as an experimental advance rather than an immediately available medical treatment. Further research will be needed to establish whether the technique can preserve larger organs reliably, maintain their function over time and meet the safety requirements for clinical transplantation.

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Indian Researchers Identify Mars-Like Geological Sites in Tamil Nadu and Chile

Posted on October 21, 2026 by Shelton Rozario

Indian scientists have identified terrestrial sites in Tamil Nadu and Chile that could help researchers understand the geological conditions and history of water on Mars. The study, led by researchers from the University of Kerala, identified two minerals, melanterite and gypsum, whose formation and properties provide insights into water-rock interactions relevant to the Red Planet.

According to a Ministry of Science and Technology release published by the Press Information Bureau (PIB) on October 16, 2026, melanterite was identified in Neyveli, Tamil Nadu, while gypsum was found in the Atacama Desert in Chile and the Tiruchirappalli Badlands in Tamil Nadu.

These locations have been identified as Martian analogue sites because of their geological, chemical and physical similarities to environments on Mars. Such sites allow scientists to study processes on Earth that may resemble those that occurred on other planetary bodies.

The findings are particularly relevant because orbital observations alone cannot fully characterise Martian minerals, according to the ministry. Researchers therefore require terrestrial locations and advanced analytical instruments to investigate mineral formation and understand the environmental conditions associated with them.

The research was conducted by a team led by Dr Sajin Kumar K.S., Project Coordinator of the Department of Science and Technology’s Fund for Improvement of Science and Technology Infrastructure (DST-FIST) at the University of Kerala. The team used a laser Raman spectrometer supported by DST-FIST to identify the minerals through their distinctive spectral fingerprints.

The findings have been published in two research papers in the Journal of Geophysical Research: Planets, a scientific journal focusing on planetary science.

Minerals reveal evidence of water activity on Mars-like terrain

Both melanterite and gypsum are hydrous sulphates, minerals that contain water as part of their structure and can provide evidence of interactions between water and rocks.

The two minerals offer different insights into environmental conditions. Gypsum can preserve evidence of past aqueous environments, while melanterite indicates temporary wet, acidic and oxidising conditions associated with sulphide oxidation.

At Neyveli, the researchers identified melanterite formed from marcasite in the lignite substratum. The mineral provides evidence of short-lived wet conditions, a process relevant to understanding sulphate formation on Mars.

Gypsum identified in the Atacama Desert and the Tiruchirappalli Badlands offers another perspective on past water activity. According to the ministry, gypsum can preserve biosignatures within its mineral matrix, making it useful for investigating environments that may once have supported life.

The identification of these minerals could help researchers understand how water interacted with the Martian surface and how environmental conditions changed over time. Such investigations are important for astrobiology, the study of the potential for life beyond Earth.

However, identifying minerals that form under conditions relevant to Mars does not establish that life existed at the terrestrial sites or on the Red Planet. Instead, the findings provide researchers with geological evidence that can be used to investigate past environments and identify locations worthy of further study.

The laser Raman spectrometer played a central role in confirming the mineral identities. By analysing the distinctive spectral signatures of the samples, the researchers could distinguish the minerals and study their characteristics.

Research to support future planetary exploration

The University of Kerala team is now expanding its work to investigate rare terrestrial analogue sites located in extreme environments across different parts of the world. The objective is to understand conditions relevant to primitive life and support future astrobiological research using the same analytical facility.

The findings also highlight the importance of research infrastructure supported through DST-FIST. Access to advanced instruments such as the laser Raman spectrometer allows researchers to conduct detailed mineralogical investigations and develop a better understanding of geological processes that may have occurred on Mars.

Maxwell’s Demon Finds a Way to Use Hidden Information

Posted on October 16, 2026 by Shelton Rozario

For more than 150 years, the concept of Maxwell’s demon has challenged and shaped scientific understanding of the connection between information and energy. The hypothetical microscopic gatekeeper uses information about individual particles to generate work on a larger scale. Initially, the idea appeared to contradict a fundamental law of thermodynamics by suggesting that work could be extracted from a system in thermal equilibrium. Scientists have since resolved this paradox by establishing that information has thermodynamic value and can serve as a physical resource for generating work. This principle has driven growing interest in information engines, microscopic machines powered by information rather than temperature differences, unlike conventional heat engines.

To understand how Maxwell’s demon converts information into work, imagine a small door separating two compartments containing gas molecules. By tracking the movement of individual molecules, the demon opens the door selectively, allowing faster molecules to pass in one direction and slower ones in the opposite direction. As a result, one compartment gradually heats up while the other cools, creating a temperature difference that can power a machine and generate work. Crucially, the demon produces this imbalance not by supplying energy directly, but by using information about the movement of microscopic particles.

How Hidden Information Can Help Generate Work

In real-world conditions, however, the demon cannot access complete information. Even when dealing with a single particle, its position and velocity cannot be measured with absolute precision. Furthermore, microscopic machines are often expected to function in complex environments beyond simple liquids such as water, including polymer solutions, biological fluids and other structured materials. The internal molecular structures of these environments influence particle movement but remain inaccessible to the demon through direct observation. Consequently, some relevant information stays hidden, restricting the efficiency with which microscopic machines can generate work under these conditions.

In a combined experimental and theoretical study, physicists at the University of Konstanz and the Max Planck Institute for Dynamics and Self-Organization in Göttingen have now shown that such hidden information can be exploited as a valuable thermodynamic resource. In the experiments, a microscopic particle is confined by a tightly focused laser beam inside a complex liquid. Unlike a simple fluid, this medium forms a dynamic, spaghetti-like network of microscopic structures that continuously rearrange and interact with the particle.

As the particle moves, it deforms this network, which in turn exerts forces back on the particle and influences its later motion. While the particle itself can be tracked with high precision, the internal dynamics of the surrounding network cannot be observed directly. From the demon’s perspective, the environment is therefore only partially visible: some of the information relevant for optimal control remains concealed in the medium. Without access to this hidden information, the demon’s actions cannot be perfectly aligned with the state of the system, reducing the amount of work that can be extracted.

A Double-Measurement Strategy Unlocks Hidden Information

To partially recover this missing information, the researchers use a double-measurement strategy. Instead of relying on a single observation, they measure the particle position twice, separated by a controlled time delay. By comparing two measurements separated in time, the researchers obtain indirect information about the hidden state of the surrounding medium. In this way, the demon gains indirect access to otherwise hidden environmental dynamics, extending its knowledge beyond a single snapshot in time. By carefully tuning the delay between the two measurements, the researchers show that energy stored in the hidden dynamics of the environment can be harvested and converted into useful work. Under suitable conditions, exploiting this hidden information allows the demon to extract more work than would be possible from a single measurement.

The results demonstrate that information encoded in hidden environmental degrees of freedom can be partially recovered and exploited as a thermodynamic resource. By exploiting temporal correlations and environmental memory, it becomes possible to harness energy from degrees of freedom that remain inaccessible to direct observation. More broadly, the current study represents an important step toward cyclic microscopic information engines that, unlike conventional heat engines, can operate without requiring a temperature difference or other macroscopic energy gradient. This is particularly relevant at microscopic length scales, where maintaining stable thermal gradients becomes increasingly difficult. Instead, such engines would use information about microscopic fluctuations as a genuine thermodynamic resource.

Hurricane Simon Batters Mexico’s Pacific Coast, Floods Threaten Resorts

Trailblazing Technique Uncovers Real Shape of Scorching-Hot Exoplanet Atmospheres

Posted on October 16, 2026 by Shelton Rozario

Until now, exoplanets with extremely hot atmospheres have been portrayed as having circular shapes. However, new research suggests that their atmospheres are not perfectly symmetrical spheres but instead have irregular, distorted contours.

The study, jointly led by Cornell University in the US and the University of Bristol in the UK, marks the first use of an innovative technique known as ‘transmission strings’. Developed at Bristol by astrophysicists Dr David Grant and Dr Hannah Wakeford, the method uses observations from JWST, the largest space telescope, to reveal the uneven outlines of an exoplanet’s atmosphere for the first time.

Published in the journal Nature Astronomy, the findings indicate that the atmosphere is broadly circular but asymmetrical, with one side extending farther than the other. These variations reveal how extreme temperatures and powerful winds shape the atmosphere of WASP-17b, a ‘hot Jupiter’ exoplanet located approximately 1,300 light-years from Earth.

Lead author Dr Lili Alderson, a Klarman Postdoctoral Fellow at Cornell University, embarked on the exoplanetary investigation at the University of Bristol, where she gained her doctoral degree in Physics.

Dr Alderson said: “This is proof of concept that planets are in fact 3D objects, and that consistently, as they go around their star, what we predict should be happening is happening. To move beyond computational exercises and see it for real is a different matter.”

The findings about WASP-17b’s atmospheric chemical composition and temperature shifts, from the equator to the poles and between permanent day and night sides, are consistent with theoretical predictions and other modelling techniques. Together, they create one of the most comprehensive 3D views of an exoplanet’s atmosphere and provide an important benchmark for comparison with the more than 6,000 other exoplanets confirmed to date.

Co-author Dr Hannah Wakeford, Associate Professor in Astrophysics at the University of Bristol, said: “Planets are temperamental, their atmospheres complex and chaotic. The fact that all of these numbers came together and showed us this very structured, dynamical picture of this giant world over 1,000 light-years away was just really exciting.”

How the Transmission Strings Technique Reveals Exoplanet Atmospheres

Previous research has used JWST’s game-changing sensitivity to pioneer a technique called eclipse mapping, which measures changes in light as an exoplanet swings behind its host star. The new ‘transmission strings’ method, also called transit mapping, tracks the planet as it crosses in front of the star, capturing the composition of light around the edge of the planet’s atmosphere, or limb, from different angles. By contrast, traditional modelling extracts a spectrum only as an average across the entire limb.

“Rather than assuming your atmosphere is a circle with the same radius all the way around, our technique allows you to pull out different distances from the centre to the edge of the planet,” Dr Alderson said. “We’re able to go around the edge. So, we’ve gone from a ring to understanding where on the ring the gemstones are, so to speak.”

The researchers revealed a “gem” where theory and previous modelling indicated one should be on WASP-17b, on the “evening” side of its equator. There, jets of wind transport heat from the planet’s permanently illuminated day side around towards the permanently shadowed night side, inflating the atmosphere relative to the equator’s cooler “morning” side. Transit mapping verified other characteristics of WASP-17b.

Dr Alderson added: “Theory predicts that the morning and the evening sides should have a strong temperature difference, and WASP-17b fits really nicely in that trend – pretty much bang-on what we thought it would be.”

New Research Opens the Way to Mapping Weather Patterns on Distant Planets

This successful demonstration of transmission strings on WASP-17b paves the way for mapping many more candidates. The process is starting to differentiate conditions across exoplanet latitudes, beyond just day and night sides, and providing a first step towards mapping weather-scale patterns in exoplanet climates.

Dr Wakeford said: “Having this very robust mathematical model that we can apply to this state-of-the-art data is incredibly exciting. The results are a really beautiful demonstration of the dynamics that are going on in these multidimensional and multifaceted worlds.”

The research analysed data collected by the JWST Telescope Scientist Deep Reconnaissance of Exoplanet Atmospheres through Multi-instrument Spectroscopy (TST DREAMS) Guaranteed Time Observations programme. It was funded by NASA, the UK Research and Innovation (UKRI) Science and Technology Facilities Council (STFC), and the Klarman Fellowship.

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4,700-Year-Old Shipwreck Found Off Turkey’s Mediterranean Coast, Offers Trade Clues to Giza Pyramids’ Age

Posted on October 14, 2026 by Sridhar P

Archaeologists exploring the Mediterranean seabed off southern Turkey have uncovered what researchers describe as the world’s oldest known shipwreck, a discovery that could shed light on how communities traded goods and sustained long-distance voyages nearly 5,000 years ago.

The wreck lies near Kekova Island in Antalya province, about 30 metres below the surface. Researchers estimate it dates to between 4,400 and 4,700 years ago, placing it in the Early Bronze Age, around the period when Egypt’s Great Pyramid of Giza was being built. The dating is based on the distinctive shapes and decorative patterns of the pottery found at the site.

The wooden hull has not survived, but more than 30 ceramic storage vessels and three large stone anchors have been found on the seabed. The vessels, known as amphorae, were used to store and transport goods, making them valuable evidence of the commercial links that connected ancient settlements around the eastern Mediterranean.

The discovery could also challenge the established record for the oldest known shipwreck. The wreck near Dokos Island in Greece, previously recognised by Guinness World Records, is dated to about 4,200 years ago. The Turkish find is older if the current archaeological dating is confirmed.

Ceramic Vessels Offer Clues to Ancient Trade Routes

The pottery may tell researchers more than the age of the wreck. Turkish Culture and Tourism Minister Mehmet Nuri Ersoy said preliminary clay analysis suggested that the vessels may have been produced in workshops in the Jordan Valley. Similar examples have been found in Egypt, Troy and Crete, pointing to possible connections between communities spread across the eastern Mediterranean.

Researchers are investigating whether the ship carried commodities such as olive oil, wine or tree resins. These remain possible cargoes rather than confirmed contents of every vessel, and further analysis will be needed to establish what the ship transported and where it was headed.

One vessel has drawn particular attention because it bears nine distinct markings and has two holes in its body. Researchers believe it may have been used as a churn to make cheese or butter. If that interpretation is correct, the object could offer a glimpse into the practical challenges of feeding a crew during long sea journeys.

The possibility raises further questions about how sailors provisioned their vessels, processed food and managed supplies far from shore. Archaeological evidence from the cargo may eventually help researchers distinguish between goods intended for trade and equipment used by the crew.

Why the Shipwreck Matters Beyond Its Age

The significance of the discovery lies not only in a potential age record but also in what the cargo may reveal about early seafaring. A vessel carrying goods between distant coastal communities would point to maritime links that predate many of the better-documented trading networks of the ancient Mediterranean.

The location near Kekova also places the discovery within a region with a long history of maritime activity. Turkey’s southern coast sits along routes connecting Anatolia with the Levant, Egypt and the Aegean, although the precise route taken by this particular vessel has yet to be established.

The find is especially valuable because the ship itself has disappeared. Researchers must reconstruct its story from the objects left behind, using pottery styles, material analysis and comparisons with finds at other archaeological sites.

The recovered artefacts are undergoing conservation. Further study could help establish their origins, likely uses and relationship to other early Bronze Age settlements.

For now, the wreck offers a rare archaeological snapshot of a period when seaborne exchange was helping connect communities across the Mediterranean. Its vessels may ultimately reveal not just what ancient traders carried, but how far their commercial and cultural connections reached.

Hurricane Simon Batters Mexico’s Pacific Coast, Floods Threaten Resorts

Posted on October 12, 2026 by Sridhar P

Hurricane Simon is battering Mexico’s Pacific coast with destructive winds, dangerous waves and torrential rain, putting resort communities and vulnerable coastal towns at risk as authorities race to evacuate residents and protect tourists.

The Category 3 hurricane was tracking northwest offshore near the popular resort city of Puerto Vallarta on Monday, October 12, with forecasters warning of life-threatening flooding, storm surges and landslides.

Simon’s maximum sustained winds had weakened to around 115 mph (185 km/h), but the storm remained dangerous. Its slow movement along the coast has prolonged the threat to communities in the western Mexican states of Jalisco, Colima, Nayarit and Sinaloa.

The US National Hurricane Center warned that some areas could receive as much as 30 inches (76 centimetres) of rain from the storm, creating a potentially catastrophic situation in steep terrain where floodwater and mudslides can rapidly overwhelm communities.

Puerto Vallarta on alert as evacuations and closures intensify

Puerto Vallarta, one of Mexico’s best-known Pacific tourism destinations, has faced dangerous weather as Simon’s eye remained offshore. Police and National Guard personnel patrolled coastal areas, urging people to leave exposed waterfronts and take shelter.

Authorities in Jalisco suspended classes on Friday and Monday across 22 coastal municipalities and began evacuating people from vulnerable locations. Tourism operators were also instructed to ensure that hotel workers and visitors were accommodated in shelters or safer areas.

The storm’s reach extends beyond resort districts. Communities between the coastline and the Sierra Madre mountains face the combined danger of powerful winds, storm surge and intense rainfall. Hurricane-force winds extended up to 15 miles (24 kilometres) from Simon’s centre, while tropical-storm-force winds reached as far as 60 miles (97 kilometres).

Philippe Papin, a senior hurricane specialist, warned of catastrophic wind and life-threatening storm-surge impacts along the west-central coast, alongside rainfall that could trigger flooding and mudslides.

Mexican President Claudia Sheinbaum urged people in Jalisco, Colima, Nayarit and Michoacán to remain sheltered until authorities confirmed that the danger had passed. She also called on residents to follow civil-protection instructions and avoid unnecessary travel on public roads.

Simon’s slow track raises flood danger as storm moves northwest

Forecasters said Simon was expected to continue moving northwest before potentially turning northeast and moving inland around midweek. Although gradual weakening was forecast, the hurricane was expected to remain dangerous until it moved inland, when interaction with mountainous terrain would accelerate its decline.

The National Hurricane Center forecast additional rainfall of 2 to 4 inches (5 to 10 centimetres), with isolated areas receiving up to 8 inches (20 centimetres), across Jalisco, Colima, Nayarit and Sinaloa through early Thursday. Isolated storm totals of 30 inches were possible in parts of Michoacán, Colima and Jalisco.

Meteorologist Chris Nunley earlier wrote: “Localized heavy downpours are possible Monday across coastal Southern California into the mountains! Areas that saw heavy rain from Rachel and-or the mountains could see localized flooding.”

The immediate concern is not just wind damage. Saturated ground, steep slopes and swollen waterways could magnify the impact of further rain, particularly in communities with vulnerable housing and limited access to safe evacuation routes.

The unfolding emergency also poses a challenge for Mexico’s tourism industry, with transport disruptions, coastal closures and shelter arrangements affecting workers and visitors during the storm.

Authorities have urged residents and tourists not to underestimate the danger simply because Simon has weakened from its earlier intensity. The storm’s slow pace and the prospect of extreme rainfall mean serious flooding risks could persist even as its winds gradually ease.

Flash Flood Risk Spreads Across Southwest, California as Rachel Moves Inland

Posted on October 11, 2026 by Sridhar P

The remnants of Tropical Storm Rachel are bringing a renewed threat of heavy rain and flash flooding across parts of Southern California and the southwestern United States, with meteorologists warning that dangerous conditions could persist as tropical moisture moves inland.

Meteorologist Chris Nunley warned in a public Facebook post that parts of Southern California, southern Nevada, northwestern Arizona and southwestern Utah faced an elevated risk of excessive rainfall. He highlighted the Las Vegas metropolitan area and communities near desert washes, mountain terrain and areas with poor drainage as locations of concern.

The threat comes as Rachel’s remnants interact with a larger weather system, potentially producing intense rainfall over a short period. Flash flooding can develop rapidly in arid regions, where normally dry channels can fill with water even when rainfall is occurring some distance away.

The forecast highlights the possibility of further flooding after earlier storm-related impacts along the Southern California coast. However, the latest inland rainfall threat is distinct from the coastal flooding that affected communities around Long Beach.

Desert Communities Face Sudden Flooding Risk

Nunley said parts of San Diego, Riverside and San Bernardino counties could experience heavy tropical rainfall, particularly across mountainous areas, deserts and the Coachella Valley. Joshua Tree National Park and surrounding communities were also identified in his forecast.

Some storms could produce rainfall rates of 1 to 2 inches per hour, according to the meteorologist. Such intense rainfall can overwhelm drainage systems and cause water to surge through normally dry washes, low-water crossings and roadways.

Las Vegas and surrounding communities could also face flash-flood risks as moisture spreads into southern Nevada and northwestern Arizona. In southwestern Utah, steep terrain and narrow slot canyons are particularly vulnerable to sudden rises in water levels.

Areas affected by previous wildfires may face additional danger. Burn scars can increase runoff and the risk of mudslides and debris flows because damaged vegetation and altered soil conditions can make it harder for the ground to absorb rainfall.

The extent of the danger will depend on where the heaviest rain develops, how long it persists and whether successive rounds of storms move over the same locations.

Flood Threat Could Continue After Rachel Weakens

Nunley said the flood risk could continue even as Rachel’s remnants weaken, because the remaining tropical moisture could interact with a broader upper-level weather disturbance. That combination could sustain rainfall across parts of the Great Basin and Southwest.

He also noted that atmospheric moisture levels were significantly above normal in some areas, potentially allowing storms to produce substantial rainfall in a relatively short period.

Residents and visitors have been urged to exercise caution around flooded roads, desert washes and other low-lying areas. Drivers should never attempt to cross flooded roadways, while hikers should avoid slot canyons and normally dry channels when heavy rain threatens.

Flash flooding can occur far from the location where rain is falling, making conditions especially dangerous in desert terrain. Travelers should monitor local forecasts and official weather alerts before driving through affected areas or visiting parks and canyons.

The latest threat underscores how the effects of a tropical system can extend well beyond its initial coastal impact. As Rachel’s remnants move inland, the main concern shifts from coastal flooding to the possibility of sudden, dangerous runoff across parts of the Southwest.

Storm Isaias Weakens After Landfall, Leaving Four Dead and Hundreds of Thousands Without Power

Posted on October 11, 2026 by Sridhar P

Post-tropical cyclone Isaias weakened as it moved northeast after making landfall in Florida’s Panhandle, but the storm left at least four people dead and hundreds of thousands without electricity across the southeastern United States, according to officials cited by The New York Times.

Two people died in Alabama and two in Florida in storm-related incidents. In Alabama’s Jefferson County, a person was killed when a tree fell on a house. Another person died in a vehicle crash involving fallen trees in Barbour County, according to the Alabama Emergency Management Agency.

In Florida, Gov. Ron DeSantis confirmed that a man was found dead in a garage where a generator was running. Officials also reported another storm-related death in the state, bringing the overall toll to four.

DeSantis warned residents against operating generators indoors, where exhaust can cause fatal carbon monoxide poisoning.

Isaias Weakens as Cleanup Begins Along Gulf Coast

Isaias briefly strengthened into a Category 3 hurricane before weakening to Category 2 ahead of landfall near Destin, Florida, on Friday evening, with maximum sustained winds reported at 105 miles per hour.

The storm weakened further after moving inland. By early Saturday, it had been downgraded to a post-tropical cyclone, with winds reported at 65 miles per hour, according to the National Weather Service.

Residents across Florida’s Gulf Coast began clearing debris and assessing damage on Saturday. Fallen trees, damaged fences, crumpled garage doors and torn siding were reported in coastal communities, including Destin and Pensacola Beach.

Although the storm caused significant local damage, early assessments suggested that some communities had avoided the more severe destruction feared before landfall. Coastal flooding was also less intense than forecast in parts of the region.

Roads remained passable in several beach towns, while some shops and gas stations reopened and mobile phone service began returning. Cleanup crews and residents worked to remove fallen trees and clear damaged properties.

However, power outages remained widespread, leaving hundreds of thousands of customers without electricity as restoration work continued.

Heavy Rain and Flood Risks Shift Inland

The storm’s effects extended beyond Florida, with officials warning of additional rainfall, strong winds and possible flash flooding across parts of the Southeast.

The National Weather Service issued several tornado warnings for counties in eastern Georgia and central and southern South Carolina on Saturday. Hurricanes can generate tornadoes after landfall as rain bands interact with surface conditions.

North Carolina also prepared for heavy rain, gusty winds and flash flooding through Saturday night and into early Sunday. The state’s emergency management agency said western mountain communities faced the greatest rainfall threat, with many areas forecast to receive 3 to 6 inches and isolated locations potentially recording 8 to 10 inches.

The US Department of Energy also allowed ExxonMobil and BP America to borrow 2 million barrels of crude oil each from the Strategic Petroleum Reserve to address disruptions linked to Isaias. Both companies must replenish the oil by 2027, with additional barrels required as interest.

Authorities continued to urge residents to avoid downed power lines, use generators outdoors and monitor local weather alerts as the storm’s remnants moved farther inland.

QuPlane: Supersonic ‘Eagle’ Plane With No Wings Set to Crunch Long-Haul London-NYC Travel to 2 Hours

Posted on October 11, 2026 by Sridhar P

A futuristic passenger aircraft concept called QuPlane aims to bring supersonic travel back to commercial aviation, promising to carry up to 200 passengers at more than twice the speed of sound and cover distances of up to 16,000 km without refuelling.

Designed by Oscar Viñals, the proposed aircraft could eventually make long-haul journeys significantly faster. For Indian travellers, such a development could be particularly relevant to busy international routes connecting Delhi and Mumbai with London, Europe and other distant destinations. However, QuPlane remains a speculative design, not an aircraft under commercial operation.

The concept envisages a cruising speed of Mach 2.1 and an operating altitude of about 59,000 feet. Its projected range would exceed the reported 7,250 km range of Concorde, the Anglo-French supersonic passenger aircraft that retired in 2003.

The proposed 16,000 km range could potentially support some long-distance journeys without stopovers. Actual journey times would depend on the aircraft’s eventual performance, flight routes, weather, airspace restrictions and operating procedures.

How QuPlane Would Differ From Conventional Aircraft

QuPlane’s most distinctive feature is its blended-wing-body design, which integrates the main body and lifting surfaces rather than relying on the familiar shape of a passenger jet with conventional wings and a tail. The design aims to reduce aerodynamic drag at high speeds.

The concept also includes four engines, an advanced cockpit with holographic displays, and artificial intelligence systems intended to assist flight operations and manage cabin conditions.

The proposed cabin would have three classes. First-class passengers could receive private suites with beds, while business-class seating would eliminate middle seats. Economy seats are envisaged at 19 inches wide, according to the plan.

These features remain design proposals. Their practicality, weight, cost, safety and suitability for commercial aviation would need to be demonstrated through engineering development and testing.

The concept also raises questions about propulsion. Related design material has discussed hydrogen and a possible fusion-assisted power system, but such technologies should not be mistaken for a proven, flight-ready propulsion package. The aircraft’s performance claims have not been established through operational testing.

Can Supersonic Travel Make a Comeback?

Concorde demonstrated that passenger aircraft could sustain supersonic speeds, but high operating costs, limited capacity and other commercial challenges prevented the model from becoming mainstream.

Modern developers are again exploring faster commercial flight, although certification, emissions, fuel efficiency and noise remain major obstacles. NASA notes that restrictions on sonic booms over land, along with airport noise and emissions requirements, continue to constrain high-speed commercial aircraft. Researchers and industry are working on technologies that could address some of these barriers.

For India, a viable supersonic aircraft could eventually reduce time spent travelling on long international routes, benefiting business travellers and passengers connecting to overseas markets. But faster travel would not automatically mean affordable fares or widespread availability.

QuPlane has no demonstrated commercial service, confirmed airline deployment or established passenger launch date. Its proposed speed, range and cabin features should therefore be treated as targets rather than guaranteed capabilities.

The concept offers a glimpse of one possible future for long-distance aviation. Whether it becomes a practical successor to Concorde will depend on whether its ambitious design can overcome the engineering, economic and regulatory challenges that have long limited supersonic passenger travel.

Physics Nobel: Three AMU Researchers Join IceCube Neutrino Hunt; Why India’s Observatory Project Delayed

Posted on October 10, 2026 by Sridhar P

Three doctoral researchers from Aligarh Muslim University (AMU) are part of the international scientific collaboration behind Francis Halzen’s 2026 Nobel Prize in Physics, highlighting India’s growing participation in neutrino research even as the country’s proposed underground neutrino observatory remains unrealised.

Anuj Kumar Upadhyay, Gopal Garg and Krishnamurthy Jayakumar are members of the IceCube Collaboration, which operates a neutrino observatory embedded deep beneath Antarctic ice. Halzen, a Belgian-American physicist at the University of Wisconsin-Madison, received the Nobel Prize on October 6 for his decisive contributions to the facility and the discovery of high-energy neutrinos originating from astrophysical sources.

The AMU connection offers a window into how Indian researchers participate in international experiments investigating some of the universe’s most energetic phenomena. It also highlights the distinction between contributing to a global research facility and building the domestic infrastructure needed to expand India’s independent capabilities.

Mohammad Sajjad Athar, chairman of AMU’s Department of Physics and the doctoral researchers’ supervisor, said the recognition was significant for the university’s neutrino physics programme.

“The recognition is particularly significant for AMU’s neutrino physics program and highlights the university’s sustained engagement with one of the most exciting frontiers of modern particle physics,” Athar told Awaz the Voice.

How IceCube Uses Antarctic Ice to Detect Cosmic Neutrinos

Halzen’s Nobel-winning work centres on neutrinos, electrically neutral subatomic particles with extremely small masses that can travel through matter with very little interaction. Because they rarely collide with atoms, detecting them requires enormous instruments capable of capturing the faint signals produced when interactions do occur.

Halzen proposed using the exceptionally deep, transparent ice at the South Pole to detect these signals. IceCube, completed in 2011, occupies approximately one cubic kilometre of Antarctic ice, with more than 5,000 light sensors installed at depths reaching about 2,500 metres.

When a neutrino interacts with matter near or within the detector, it can produce charged particles that emit detectable light. Researchers use these signals to investigate where high-energy neutrinos originate and what processes generate them.

Reuters reported that IceCube has established that high-energy neutrinos come from within the Milky Way as well as from beyond our galaxy. Such observations offer scientists a way to investigate extreme cosmic environments, including regions associated with black holes and other energetic astronomical objects.

The observatory is designed to complement conventional astronomy by detecting particles that can travel across vast cosmic distances without being deflected by magnetic fields.

India’s Neutrino Observatory Faces Infrastructure Challenges

India’s involvement in IceCube comes as the country continues to pursue its own India-based Neutrino Observatory (INO), a proposed underground research facility intended to advance the study of neutrinos.

The project received Union Cabinet approval in 2015 with an estimated cost of ₹1,500 crore. Its proposed location in Tamil Nadu’s Theni district has faced environmental objections and opposition over the site, delaying construction.

The project had yet to secure the conditions needed to begin construction, although efforts to establish an underground laboratory continued.

The distinction matters because participation in IceCube gives Indian researchers access to an established international experiment, while a domestic observatory could provide additional infrastructure for long-term research and training.

The next phase of IceCube itself is also being planned. IceCube-Gen2, an expanded facility expected to become operational in 2033, is designed to cover approximately eight cubic kilometres of ice and substantially increase the number of neutrinos researchers can detect.

For India, the Nobel recognition is more than an institutional milestone for AMU. It underscores the value of training researchers who can contribute to major international experiments, while the country can overcome infrastructure delays.

Physics Nobel goes to Francis Halzen for IceCube neutrino observatory

Posted on October 6, 2026 by Arun Kumar N

Belgian physicist Francis Halzen has won the Nobel Prize in Physics for his decisive contribution to developing the IceCube Neutrino Observatory, a giant detector buried beneath the Antarctic ice that allows scientists to study some of the most violent events in the universe.

Halzen led the development of IceCube at the South Pole, where thousands of light sensors are embedded in a cubic kilometre of Antarctic ice. The observatory detects elusive subatomic particles called neutrinos, which can travel across vast cosmic distances carrying information about extreme events that conventional telescopes cannot easily observe.

The Royal Swedish Academy of Sciences said Halzen’s “vision and scientific leadership have been fundamental” to the IceCube Neutrino Observatory.

IceCube turns Antarctic ice into telescope

Halzen first presented his idea for detecting neutrinos at the South Pole in 1988. The concept relied on using the enormous natural ice sheet in Antarctica as a detector.

“I have to emphasise how lucky I was. Because when we started this project, everybody realised this was maybe a good idea, but very few thought it would work, including myself,” Halzen said at a news conference.

IceCube consists of thousands of sensors installed on long cables drilled deep into roughly 1km of Antarctic ice. Most neutrinos pass through the ice without interacting with it. On rare occasions, however, a neutrino collides with an atomic nucleus, producing fast-moving charged particles.

These particles generate a faint blue flash as they travel through the ice. IceCube’s sensitive detectors capture the light, while its timing and pattern help scientists estimate the direction from which the neutrino arrived.

Prof Mark Pearce, chair of the Nobel Committee for Physics, said Halzen had led an international team of researchers and engineers that created “a fantastic instrument”.

“His tenacity and scientific vision has paved the way for a new kind of astronomy,” Pearce said.

Ghost particles open a new window on cosmos

Neutrinos are produced in enormous numbers by the Sun. Billions pass through an area roughly the size of a human fingernail every second without causing harm.

IceCube, however, is designed to detect far more energetic neutrinos originating from violent processes beyond our Solar System, including distant galaxies and environments surrounding massive black holes.

Their unusual properties make neutrinos valuable astronomical messengers. Because they rarely interact with matter, they can pass through dense regions that light cannot penetrate. Their lack of electric charge also means magnetic fields do not bend their paths, allowing scientists to trace their arrival direction back towards potential cosmic sources.

The energy carried by the particles provides further clues about the extreme processes that produced them, including mechanisms that accelerate particles to extraordinary energies.

IceCube has therefore enabled scientists to study parts of the universe that remain difficult or impossible to investigate using conventional electromagnetic telescopes.

Louis Barson, director of science at the Institute of Physics in London, said the observatory had opened a “remarkable” new window on the universe.

“The discoveries that have followed are helping us understand some of the most energetic and mysterious processes in the universe – and that’s thanks to Professor Halzen’s work,” Barson said.

DRDO Successfully Tests Indigenous High-Altitude Airship at 21 Km

Posted on October 6, 2026 by Arun Kumar N

India’s Defence Research and Development Organisation (DRDO) has successfully flight-tested an indigenously developed High-Altitude Platform System (HAPS), reaching an altitude of 21 km and demonstrating its ability to operate for extended periods in the stratosphere.

The experimental flight reached 21 km above mean sea level and the platform remained at around 20 km for more than 30 minutes before being commanded to descend. It was subsequently recovered safely, while flight data collected during the mission was analysed to evaluate the system’s performance.

The trial is a significant step in the development of lighter-than-air platforms designed for long-endurance operations at high altitudes, with potential applications in persistent surveillance, communications and environmental or other monitoring missions.

Platform demonstrates sustained stratospheric operation

During the flight, the HAPS continuously transmitted real-time video and vehicle performance data to a ground control station. The system also carried multiple instrumentation and control systems, including an inertial measurement unit, GPS receiver, onboard cameras and altitude-control mechanisms.

According to the Ministry of Defence, the onboard systems and associated subsystems performed as intended during the trial.

Operating in the stratosphere gives such platforms the potential to remain over an area for significantly longer periods than conventional aircraft, while operating above much of the weather and air traffic encountered at lower altitudes.

The HAPS is being developed by the Aerial Delivery Research and Development Establishment (ADRDE), an Agra-based DRDO laboratory. The lighter-than-air platform is intended to provide persistent airborne capability without relying on conventional aircraft for continuous operations.

Multiple agencies involved in flight trial

The trial was conducted with the participation of the Indian Air Force, the Centre for Military Airworthiness and Certification (CEMILAC), the Directorate General of Civil Aviation (DGCA), the Airports Authority of India (AAI) and other civil authorities.

The involvement of multiple aviation and defence agencies reflects the operational and regulatory requirements associated with testing a high-altitude platform capable of entering the stratosphere.

Defence Minister Rajnath Singh congratulated DRDO, the Indian Air Force, public sector undertakings and industry partners involved in the programme.

Singh described the successful trial as an important milestone in India’s efforts to develop advanced aerospace technologies domestically and build long-endurance stratospheric platforms.

The latest test provides DRDO with additional flight-performance data as it continues development of the HAPS and evaluates its potential for sustained high-altitude operations.

Great Indian Bustard rewilding begins in Rajasthan after decade-long conservation effort

Posted on October 5, 2026 by Arun Kumar N

India has entered a critical new phase in its effort to save the Great Indian Bustard, with two captive-bred male birds released into the wild at the Desert National Park in Rajasthan’s Jaisalmer district after nearly a decade of conservation breeding.

The October 4 release marks the beginning of the rewilding phase of Project Great Indian Bustard, which has been running since 2013 to rebuild the population of one of India’s most endangered birds. Only about 110-150 Great Indian Bustards are estimated to remain in the wild, with Rajasthan holding the overwhelming majority of the surviving population.

The release was carried out by Union Environment Minister Bhupender Yadav at Sam in the Desert National Park. Rajasthan Forest and Environment Minister Sanjay Sharma and senior officials were also present.

“In a milestone move, released two male Great Indian Bustards in Sam, Desert National Park, Jaisalmer, today morning,” Yadav said in a post on X, describing the release as the result of nearly a decade of work by scientists, researchers and ground staff.

The birds were bred at conservation centres operated by the Wildlife Institute of India and the Rajasthan Forest Department at Sam and Ramdevra.

From captive breeding to survival in the wild

The significance of the release lies not simply in adding two birds to the wild population but in testing whether captive-bred Great Indian Bustards can survive, forage and eventually reproduce in their natural environment.

The breeding programme began with wild-laid eggs collected from Rajasthan and artificially incubated. The resulting chicks were hand-reared under controlled conditions before captive breeding was established.

The two released males are therefore the first major test of the programme’s transition from producing birds in captivity to establishing a self-sustaining wild population.

The numbers behind the programme show the scale of that effort. The two conservation-breeding facilities currently hold 97 Great Indian Bustards: 40 originated from wild-laid eggs and 57 were bred in captivity. Eleven birds have been earmarked for eventual release, including the two released on October 4. Captive breeding produced 24 live chicks in 2025 and another 29 in 2026.

The programme has also experimented with a “jumpstart” approach in which captive-laid eggs were placed in wild nests and accepted by naturally incubating females. That intervention produced six chicks in Rajasthan and two in Gujarat.

But conservation scientists caution that producing birds in captivity is only the first hurdle.

“It is the beginning of a long challenge,” Wildlife Institute of India scientist and project investigator Sutirtha Dutta told The Indian Express ahead of the release.

The birds face predators and other threats once they leave protected facilities. Project-linked experts have estimated annual survival for captive-bred bustards released into the wild at only about 10% to 30%, underlining the uncertainty surrounding the experiment.

Habitat loss and power lines remain major threats

The rewilding programme is unfolding against a much larger ecological problem: the Great Indian Bustard has lost most of its historical range.

The species once occupied large parts of India’s grasslands and arid landscapes, but its remaining population is now concentrated mainly in Rajasthan, particularly the Jaisalmer landscape, with a small number surviving elsewhere.

A 2026 population assessment found that the number of Great Indian Bustards in Rajasthan had remained broadly stable at 110-150, but the species survived in only about 16% of its potential Thar habitat. Shrinking grasslands, infrastructure expansion and collisions with power lines remain major threats.

Power infrastructure is particularly important because the birds are large, heavy and relatively poor at manoeuvring around overhead wires. The Supreme Court has directed that certain renewable-energy transmission lines in GIB habitats outside the Desert National Park be moved underground by December 2027.

The Rajasthan Forest Department has also established about 200 sq km of fenced grassland enclosures inside the Desert National Park. Long-term telemetry research by WII has identified these areas as important breeding habitat.

The government has invested heavily in preparing captive birds for this stage. A new rewilding aviary at Ramdevra was sanctioned at ₹9.25 crore and is designed to provide birds with a large, unobstructed flying environment where they can develop flight strength and natural behaviour before release.

The immediate objective is therefore not to claim a recovery but to generate evidence. The released birds will be monitored to determine how they move, feed, use habitat and respond to predators and other environmental pressures.

That makes the October release an experiment as much as a conservation milestone. If the birds adapt successfully, the data could determine how future batches are prepared and released across Rajasthan and potentially other states.

India has spent nearly a decade building a captive population. The harder phase has now begun: proving that those birds can live without human protection and eventually contribute to a viable wild population.

Massive Landslide in Himalayas Threatens Mountain Safety and Communities

Posted on October 1, 2026 by Arun Kumar N

A massive landslide captured on video in the Himalayan region has renewed concerns over the growing vulnerability of mountain communities to extreme rainfall, unstable slopes and the long-term effects of climate change.

Footage shared on October 1 by Surajit Ghosh on X shows a large section of a mountainside in Uttarakhand’s Kumaon region collapsing, sending soil, rocks and debris cascading down the slope. The dramatic visuals have drawn attention to the geological instability of the Himalayan belt, where intense weather events and fragile mountain terrain create conditions for potentially destructive landslides.

The video comes days after another major mountainside collapse in Nepal’s Mustang district, where a section of the mountain plunged into the swollen Kali Gandaki River following heavy rainfall. The incident, filmed and widely circulated on social media, highlighted the scale of erosion and slope failure that can occur in the Himalayan river valleys.

This shocking footage from the Kumaon division in the Himalayan foothills shows a massive landslide in progress, with huge sections of the mountainside collapsing and moving before people’s eyes

What’s happening beneath the Himalayas? pic.twitter.com/bC6Hxb42An

— Surajit (@surajit_ghosh2) October 1, 2026

While the precise trigger and damage associated with the latest Kumaon incident require independent confirmation, the sequence of events underscores the risks confronting one of the world’s most climate-sensitive mountain regions.

Extreme Rainfall and Fragile Himalayan Slopes

The Himalayas are naturally prone to landslides because of their steep terrain, fractured rock formations and ongoing tectonic activity. The Indian and Eurasian plates continue to converge, generating geological stresses that shape the mountain system.

However, increasingly erratic rainfall patterns and rising temperatures are adding to the challenges facing the region. Intense rainfall can rapidly saturate soil, increase pressure within slopes and weaken the natural stability of mountain terrain. When these conditions coincide with already fractured rock or weakened slopes, the likelihood of landslides can increase.

The risks extend beyond individual slope collapses. Whether triggered by the Chinese massive Three Gorges Dam or not, landslides can block rivers, damage roads and bridges, destroy homes and disrupt access to remote settlements. Debris entering river channels can also create temporary blockages that may later collapse, triggering sudden floods downstream.

The September disaster in Nepal illustrates how heavy rainfall can produce multiple hazards simultaneously. Flooding, landslides, river erosion and infrastructure damage can combine to overwhelm local response systems, particularly in remote mountain districts.

Climate change does not independently explain every landslide. Geological conditions, land-use changes, road construction, drainage alterations and the intensity and duration of individual rainfall events also influence the likelihood and severity of slope failures. Establishing the role of climate change in a specific incident requires detailed meteorological and geological investigations.

Warming Himalayas Face Long-Term Climate Threats

The broader climate outlook raises additional concerns for the Himalayan region. Rising temperatures are accelerating changes in glaciers, snow cover and high-altitude hydrology, with consequences for water availability, natural hazards and mountain ecosystems.

Glacier retreat can contribute to the expansion of glacial lakes. Some of these lakes are held back by unstable natural dams made of glacial debris and ice. If a dam fails, a glacial lake outburst flood can send large volumes of water and sediment through downstream valleys with little warning.

Changing precipitation patterns could further complicate the situation. Warmer conditions can alter the balance between snowfall and rainfall, while intense precipitation can increase the risk of floods and landslides. The interaction between glacier melt, extreme rainfall and fragile terrain creates the potential for compound disasters.

India’s Ministry of Earth Sciences has documented a rise of about 0.7 degrees Celsius in the country’s surface air temperature between 1901 and 2018. Its assessment also identifies increasing atmospheric moisture and changes in climatic extremes, including localized heavy rainfall events. The findings point to a changing climate environment in which mountain hazards need to be assessed alongside broader regional warming trends.

For Himalayan states, the consequences are not limited to immediate disaster damage. Repeated disruptions to roads, hydropower infrastructure, tourism and agricultural activity can impose lasting economic costs. Communities dependent on mountain transport corridors are particularly exposed because a single major landslide can isolate settlements and delay emergency assistance.

The challenge for governments is to move beyond emergency response towards sustained risk reduction. This includes more detailed landslide susceptibility mapping, improved rainfall and river monitoring, early-warning systems, safer road construction, better drainage management and restrictions on development in highly vulnerable locations.

The latest footage from Kumaon is a stark reminder of the physical forces shaping the Himalayas. But the larger concern is the growing exposure of people and infrastructure to overlapping geological and climatic hazards. As the region warms and extreme weather risks evolve, the ability to identify vulnerable slopes and prepare communities before disasters strike will become increasingly important.