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Solar Impulse airplane with its flights in Usa promoted clean technologies
Lausanne, Switzerland - An important milestone both in the air and on the ground
A revolutionary solar airplane built in Switzerland by a private civilian team successfully flew across the USA in six legs covering more than 3500 miles despite being confronted with weather challenges and damage to the wing on its final flight. Solar Impulse, the first airplane ever to fly day and night on solar energy only, once again proved the reliability and efficiency of clean technologies....
© World Aeronautical Press Agency Srl