Solar Impulse Plane Takes Off On Historic Round-the-world Flight, Full Concept, Design & Features videos Switzerland in an amazing feat of aeronautical engineering developed a long range environmentally friendly solar powered aircraft. Solar Impulse is a Swiss .\r
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GREEN ENERGY Aircraft takes off in historic around the world flight Switzerland in an amazing feat of aeronautical engineering developed a long range .\r
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A plane powered solely by the sun has begun an unprecedented round-the- world flight after taking off from a runway in Abu Dhabi on Monday. The aim of the .\r
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Solar Impulse Plane Takes Off On Historic Round-the-world Flight, Full Concept, Design & Features Switzerland in an amazing feat of aeronautical engineering .