New Airplane Design Mimics a Seagull

An attempt to redesign the airplane resulted in a surprising craft, one that mimicked a familiar, if much smaller, flyer: a seagull.

In a bid to increase the energy efficiency of the familiar tube-with-wings architecture, Joachim Huyssen, of Northwest University in South Africa, began by thinking about the basic principles of aerodynamics, according to his collaborator, Geoffrey Spedding, of the University of Southern California.

The complete article at LiveScience.com is available  here.

 I wonder about yaw control, don't see a rudder.