Saturday 26 May 2018

Solar plane

, April 14, 2014

The new Solar Impulse 2 aircraft is pulled out of its base for the first time for tests with solar panels in Payerne, Switzerland, on April 14. The aircraft, which was unveiled on April 9, weighs 2.4 tons with a wingspan of 72 metres and more than 17,000 solar cells. The attempt to fly around the world in stages using only solar energy will be made in 2015. Reuters/Denis Balibouse

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