Radio frequency ID tags were supposed to revolutionize supply chain management. The dirt-cheap, battery-free tags, which receive power wirelessly from scanners and then broadcast identifying numbers, enable warehouse managers to log inventory much more efficiently than they could by reading box numbers and recording them manually. But the scale of modern retail operations makes even radio frequency ID (RFID) scanning ...

Machine vision in drones is similar to human vision and cannot see colours clearly owing to light reflection and day and night difference but bees are different with a third eye, said a new study suggesting revamp of vision techniques in cameras, robots and drones. A Melbourne-based researchers team has studied how bees have three special eyes on top of ...