Video: 'Revolutionary' solar plane makes maiden flight in Switzerland
Swiss residents witnessed the first flight of the 'revolutionary' Solar Impulse 2 airplane. The plane is currently the only one that can fly day and night on solar power alone. This single-seater aircraft is constructed with carbon fiber, with a wingspan of 72 meters (236FT) and weighs 2,300 kg (5070 LB). In order to function at night, the aircraft recharges 633 kg (2077 LB) of lithium batterie ...
Uploaded:2014/06/02 23:09:13
+0900 (JST)
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Video Source: youtube.com