Darpa's First Robotic Ornithopter Hovers, Flies Like a Hummingbird

From Popular Science:

The creepy, tiny wing-flapping UAV, designed for indoor flight, is modelled on hummingbirds

A few years from now, bird-watchers may be in for a double take: that flapping creature in the distance? Nope, not a bird. Mutant dragon fly? Nope--it's Darpa's latest unmanned aerial robo-sentinel, inspired by the flight mechanics of birds.

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