I previously posted about a few friends who are building a human-powered helicopter, with their sights set on the AHS Sikorsky Prize. “The Igor I. Sikorsky Human Powered Helicopter Competition was established in 1980 by the American Helicopter Society (AHS) International to develop the first controlled flight of a human-powered helicopter that meets a set of extremely challenging requirements. In summary, the requirements to win the AHS Human Powered Helicopter Competition include… Read More