Mini helicopters serve as high-tech military drones

Postmedia
July 30, 2014
By Postmedia
July 30, 2014, Stanford, Ca. - Tiny, high-end military drones are catching up with one of nature’s great engineering masterpieces.

A side-by-side comparison has found a “remarkably similar” aerodynamic performance between hummingbirds and the Black Hornet, the most sophisticated nano spycam yet.

“(The) Average Joe hummingbird” is about on par with the tiny helicopter that is so small it can fit in a pocket, says engineering professor David Lentink, at Stanford University. He led a team from Canada, the U.S. and the Netherlands that compared the birds and the machine for a study released Tuesday. | READ MORE

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