Solar Impulse 2 completes round-the-world trip on sun power alone

Jul 26 2016 by The Verge

 

More than a year after it took off from Abu Dhabi, Solar Impulse 2 has completed its round-the-world trip. The solar-powered plane landed back again in Abu Dhabi last night, just over two days after it took off from Cairo late on July 23rd, completing the final leg of its long journey. The craft spent a total of 505 hours — more than 23 days — in the air, stopping at airports across Europe, North America, and Asia to avoid inclement weather, and to give its two...

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