Students at the University of Maryland want to make aviation history by building the world’s first human-powered helicopter.
In 1980, the American Helicopter Society announced an award for the first person to accomplish such a feat.
The $250,000 Sikorsky Prize would go to a vehicle that could hover for 60 seconds, not stray beyond a three-meter-square area, and at some point in the flight reach an altitude of three meters.
The prize has gone unclaimed for 33 years, but the student …
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