The BoeingC-17 Globemaster is a marvel of aerodynamic contradictions. It serves as a massive strategic airlifter with a 170-foot wingspan that possesses the nimble, low-speed handling of a much ...
Flapping-wing robo-bird uses two tails to fly fast or slow Many readers will remember the MetaFly, a remote-control robotic insect that flies by actually flapping its wings. Well, its inventor is back ...
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