Narrow your search
For the first time since its introduction in 1980, the $250,000 Sikorsky Prize for a human-powered helicopter flight has actually been awarded.
Engines are overrated. The Gamera human-powered helicopter managed its first flight with a record-setting attempt at the University of Maryland.
The Pentagon is looking ahead several decades toward future fleets of rotorcraft -- and working now to lay the plans for getting there.
NASA conducts a dramatic test of new helicopter safety equipment by dropping a fuselage full of dummies and capturing it all on video.
Brit papers set off frenzy with report of document confirming cover-up of Roswell aliens finding. FBI says: Not so fast.
Bots developed at the Electric Power Research Institute will crawl along power lines to check for defects. But they look a little too much like UFOs.