(L-R) Todd Reichert, pilot Trefor Evans and Cameron Robertson, test the Atlas Human-Powered Helicopter, in Toronto, Canada, Sunday, June 09, 2013. The helicopter is designed to operate under human power and was built to compete in the American Helicopter Society Sikorsky prize. The team is doing tests through the week with the goal of reaching three meters and staying airborne for 60 seconds. The helicopter consists of four rotors that are propelled by a bicycle in the centre.
Brett Gundlock/The Globe and Mail