The technology of the bicycle, with its relatively low-loss chain and gear drive and rigid triangulated frame, has been applied to all successfull human-powered aircraft. The diagram shows the pilot's ...

The technology of the bicycle, with its relatively low-loss chain and gear drive and rigid triangulated frame, has been applied to all successful human-powered aircraft. The aircraft shown in the ...

For centuries, human-powered flight eluded mankind. Many thought it was just an impossible dream. But several great inventions have been born from competition. Challenge man to do something ...

It’s just 55 miles from my home airport in Los Angeles to the Tehachapi gliderport where Pete Buck has his hangar, but it’s usually a jarring flight through torrents of wind that tumble ...

Henry Enerson, a University of Maryland freshman who runs track, is both lightweight and strong, which makes him an ideal powerplant for Gamera II. Earl Zubkoff It was difficult to take in all at ...