Video: Two Human-Powered Helicopter Teams Fly in One Week | WIRED
Atlas: the Sikorsky prize-winning design — Aerovelo
Stielau Electric Helicopter
University of Michigan - Human-Powered Helicopter
Canadian Team Claims $250,000 Prize for Human-Powered Helicopter | WIRED
Atlas: the Sikorsky prize-winning design — Aerovelo
Pedal-Power Helicopter Heads For $250k Prize | US News | Sky News
VFS - Human Powered Helicopter Regulations
University Of Maryland team to make second attempt at launching first human-powered helicopter | Daily Mail Online
Human-Powered Helicopter: Straight Up Difficult | SKUNK BEAR - YouTube
/cdn.vox-cdn.com/uploads/chorus_asset/file/14389083/aerovelo-atlas-human-powered-helicopter-sikorsky.1419979713.jpg "Human-powered helicopter hovers accurately for 60 seconds, beats 'impossible' challenge - The Verge")
Human-powered helicopter hovers accurately for 60 seconds, beats 'impossible' challenge - The Verge
Canadian team's human-powered helicopter takes flight - BBC News
See first successful flight of a human-powered helicopter - YouTube
New human-powered helicopter design - Model Airplane News
A Human-Powered Helicopter Wins Sikorsky
Lift-off - Design Engineering
Bicycle-Powered Helicopter
Atlas Human-Powered Helicopter - AHS Sikorsky Prize Flight - YouTube
Human-powered helicopter - Wikipedia
Human-Powered Helicopter Attempts Prize-Winning Flight Today | WIRED
Human-powered aircraft - Wikipedia
VFS - Human Powered Helicopter
Pedal-powered helicopter claims 33-year-old aviation prize
University of Maryland Students Close in On The Human-Powered Helicopter Prize | Air & Space Magazine| Smithsonian Magazine
