Comment on Human-Powered Helicopter Team May Have Won Sikorsky PrizeComments−kristianp13yHeres a short post from them: http://www.aerovelo.com/2013/06/14/take-a-deep-breath-and-ho...
Comments
Heres a short post from them: http://www.aerovelo.com/2013/06/14/take-a-deep-breath-and-ho...