The Rotodyne might have looked like part helicopter, part plane, but it was actually neither. Where a helicopter uses engine power to spin a rotor blade to force air down and create lift, on a ...

Add Yahoo as a preferred source to see more of our stories on Google. Bensen Aircraft Corp 28 The autogyro, with its unmistakable silhouette and ingenious simplicity, has long fascinated aviation ...

The autogyro, with its unmistakable silhouette and ingenious simplicity, has long fascinated aviation enthusiasts. The concept attracted pilots interested in the idea of rotary-wing flight without the ...