Solar-Powered planes

Updated: Apr 19, 2012 11:04 IST

Solar Impulse's CEO and pilot Andre Borschberg flies in the solar-powered HB-SIA prototype airplane during its first successful night flight attempt at Payerne airport. (Reuters Photo)
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Solar Impulse's CEO and pilot Andre Borschberg flies in the solar-powered HB-SIA prototype airplane during its first successful night flight attempt at Payerne airport. (Reuters Photo)

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