10.11.2014 13:29 Uhr, Quelle: Engadget

NASA testing shape-shifting wings that make planes more efficient

The first airplane ever flown, the Wright Flyer, used "wing-warping," in which pulleys twisted the trailing edge of the airfoil for roll control. Ironically, NASA is now revisiting that tech in a way by flight-testing the FlexFoil, a system that

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