Robotic Spy-Planes Use Shape-Shifting Wings

by Duncan Graham-Rowe NewScientist.com , 25 Aug 2005 Small robotic spy-planes have been developed that use shape-shifting wings to switch from being stable gliders to ultra-manoeuvrable fliers. The articulated wings -- with a span of 60 centimetres -- were inspired by the way seagulls alter their wing-shape during flight. Read more