WEST LAFAYETTE, Ind. — What can fly like a bird and hover like an insect? Your friendly neighborhood hummingbirds. If drones had this combo, they would be able to maneuver better through collapsed ...
A robot hummingbird is the military's latest flying spy machine, with a camera affixed to a featherweight 6.5-inch body that flies by flapping its wings. The "Nano Hummingbird" can fly just 11 miles ...
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