PAYERNE, Switzerland — An experimental solar-powered plane landed safely Thursday after completing its first 24-hour test flight, proving that the aircraft can collect enough energy from the sun during the day to stay aloft all night.
Thursday, July 08, 2010
Solar plane completes historic 24-hour flight
Solar plane completes historic 24-hour flight - U.S. news - Environment - Green Machines - msnbc.com
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