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Innovation in vertical lift flight took place as Sikorsky Aircraft announced the successful first flight of their S-97 RAIDER helicopter. This unique machine features a rigid coaxial rotor prototype designed to demonstrate a game-changing combination of maneuverability, hover ability, range, speed, endurance and survivability. During the first test flight, which lasted approximately an hour, it performed a series of maneuvers designed to test the aircraft's hover and low-speed capability. Virgin Galactic reported last week that the second SpaceShipTwo had been lowered onto its landing gear in a hangar in California. The spacecraft intended to carry paying passengers on sub-orbital fl