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Solar Impulse airplane: Swiss pioneers Piccard and Borschberg complete the first ever round-the world Solar flight
Abu Dhabi, UAE - Flight time: 48 hours and 37 minutes
Taking turns at the controls of Solar Impulse 2 (Si2) – their zero-emission electric and solar airplane, capable of flying day and night without fuel – Bertrand Piccard and André Borschberg succeeded in t...
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