The whimsical, wafting flight of butterflies may not give the impression of top aerodynamic performance, but research published on Wednesday suggests their large flexible wings could be perfectly ...

The secret to the flight of the hummingbird and other tiny birds and insects lies in the looping, swirling flow of air, called a vortex, that their flapping wings create. These aerodynamically ...

BUFFALO, N.Y. -- The secret to the flight of the hummingbird and other tiny birds and insects lies in the looping, swirling flow of air, called a vortex, that their flapping wings create. These ...

Circulation control wing (CCW) technology has been in the research and development phase for over sixty years with a minimal amount of practical applications to subsonic transport aircraft. The ...