What has a wider wingspan than a 747, weighs the same as a car, and can fly almost forever without a drop of fuel? If you were in Payerne, Switzerland on Wednesday, you would have seen the answer as ...

Solar Impulse 2 is making good progress in its epic journey across the Pacific, with the plane breaking the record for longest-solar powered flight on Tuesday. “It’s now the longest solar-powered ...

Solar Impulse 2 was forced to postpone its eagerly-anticipated flight from Lehigh Valley to New York as a result of bad weather early Tuesday. The solar-powered plane was originally scheduled to take ...

The lightweight aircraft weighs the same as an SUV but has the wingspan of a Boeing 747 The first aircraft powered solely by the sun made its landing into history, reaching Abu Dhabi on Tuesday and ...

The maiden flight of Solar Impulse 2 took place on Monday morning at Payerne aerodrome in Switzerland. The solar-powered aircraft took off at 5:36 AM CET, when the weather around the aerodrome was at ...

If Orville and Wilbur Wright had caught a peek of Solar Impulse 2 taking a leisurely spin through the clouds, they’d be saying, “this is right, brother.” The craft, attempting to to be first ...

The Solar Impulse 2 makes its inaugural flight.Screengrab by Dara Kerr/CNET The Solar Impulse 2 is one step closer to its around-the-world journey. The enhanced Swiss-made solar-powered airplane ...

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Solar Impulse 2, a solar-assisted battery-powered airplane, finished its world tour on July 26, 2016, returning to Abu Dhabi more than one year and 40,000 km (25,000 mi) after its departure. With ...