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Photo by: Fabrice Coffrini

Solar Impulse's Chief Executive Officer and pilot Andre Borschberg flies in the solar-powered HB-SIA prototype airplane after its first night flight attempt near Payerne airport, Switzerland, as the sun rises, Thursday, July 8, 2010. The experimental solar-powered plane landed safely after completing its first 24-hour test flight. The record feat brings it one step closer to the makers' ultimate aim of circling the globe using only energy from the sun.(AP Photo/Keystone/Fabrice Coffrini/Pool)

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