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The Solar Impulse solar-powered airplane began its trek across the United States on Friday by completing the first leg of its planned transcontinental flight. With Bertrand Piccard at the controls, Solar Impulse launched Friday morning at 06:12 Pacific Daylight Time  from Moffett Field in San Francisco, California and landed successfully after a 18 hour flight at 12:30 a.m. Mountain Daylight Time Saturday in Phoenix, Arizona. Terrafugia, currently in development of the Transition street-legal airplane, has begun feasibility studies of a four-seat, vertical takeoff and landing (VTOL) plug-in hybrid-electric flying car, the TF-X. Incorporating the state-of-the-art in intellige