The $250,000 Sikorsky Prize for human-powered flight has finally been won. A Canadian team, AeroVelo, built a helicopter that was pedaled to an indoor altitude of a little over 3 meters and remained ...
A quixotic Kickstarter-funded project has won the Sikorsky Prize, one of the most elusive goals in aviation, by keeping a human powered helicopter aloft for more than a minute. Aerovelo, an ...
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