ScienceNASA Tests Electric Airplane That Takes Off Like A Helicopter, Then Flies Like A Plane (Video) NASA says a 10-motor electric drone designed to take off vertically then transition to forward flight has been successfully tested. The unmanned Greased Lightning craft weighs 62 pounds and has a wing span of 10 feet.by Jim Algar
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ScienceDrama In Space: NASA's Messenger Spacecraft Will Crash Into Mercury At 8,750 mph Thursdayby Sumit Passary