Sagita has built an RC model of its concept. A new helicopter concept with less complex mechanics aims to make aviation safer, simpler, and easier to maintain. Sagita Helicopters in Belgium is behind ...

June 25 (UPI) --Members of the 101st Combat Aviation Brigade got a look at development of the SB-1 Defiant vertical lift helicopter, the Army said on Friday. The active duty and National Guard ...

Sikorsky's X2 helicopter programme has a mixed R&D heritage, and could be the model for the next generation of rotorcraft designs Along with broadening the realm of vertical lift, first flight of ...

Aerovelo's Atlas, the human-powered helicopter's quad-rotor design. The Igor Sikorsky Human-Powered Helicopter Award (a $250,000 engineering prize) was unclaimed for 33 years, but the University of ...

The Army is considering two new, high-tech designs. First flight tests are slated for 2017. The new helicopter will feature new, future-oriented sensors, weapons and guidance technologies. The Army is ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Triplane built on a Nieuport 23 ...

Neither use a pusher-prop, but the Russians have been flying counter-rotating helicopters for over 50 years now so this is only new for the US. This does look an awful lot like the Comanche of the ...