Greased Lightning GL-10 Successful Transition Test
http://www.youtube.com/watch?&v=kXql26sF5ucPublished on Apr 30, 2015
NASA Langley researchers designed and built a battery-powered, 10-engine remotely piloted aircraft. The Greased Lightning GL-10 prototype has a 10-foot wingspan and can take off like a helicopter and fly efficiently like an airplane. In this video, engineers successfully transition the plan from hover to wing-borne flight in tests at Fort A.P. Hill in Virginia.
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