Refurbished Solar Impulse 2 returns to the skies [feedly]

Refurbished Solar Impulse 2 returns to the skies
http://www.gizmag.com/solar-impulse-2-returns/42077/

Following a seven-month grounding in Hawaii, Solar Impulse 2 is preparing for a return to its historic round-the-world sun-powered flight. The team has carried out a maintenance flight to test out newly installed systems and plans to continue its journey at the end of April with a four-day flight from Hawaii to the west coast of the USA.

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