Humming bird robot from pentagon flies like the real one

Military researchers have built a tiny drone that looks and flies like a hummingbird. It flaps its little robotic wings to stay in air like the real birds. The mock bird has only stayed aloft for 20 seconds at a time. But it has shown its capability as a spy in this short spick of time. AeroVironment doesn’t just want the little drone to fly like a bird but also look like one. So it has been given by...

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