Federal investigators now believe the mysterious debris that washed ashore in Cameron Parish belonged to a solar-powered aircraft that once completed a record-setting journey around the world.

Solar Impulse 2 is probably the most ambitious project ever undertaken in the search for an alternative to internal combustion engines to power an airplane. And its success will be dependent on using ...

The Solar Impulse 2 landed in Spain Thursday after completing a 71-hour flight from New York in the first “magical” solo transatlantic crossing in a solar-powered airplane. Applause broke out as the ...

Over 50 people make up the crew that maintains the Solar Impulse 2, a solar- powered aircraft on a historic flight around the world. The plane landed in Dayton Saturday night and is scheduled to take ...

The Solar Impulse 2 plane has landed in Abu Dhabi, United Arab Emirates, more than a year after its initial take off, completing the first round-the-world flight to be powered solely by the sun’s ...

The solar-powered aircraft that spent two weeks in the Lehigh Valley a decade ago has been “destroyed,” the National Transportation Safety Board reports. The Solar Impulse 2 crashed May 4 into the ...

WASHINGTON — An experimental, solar-powered aircraft took off from Tulsa in the Midwestern US state of Oklahoma early Saturday, kicking off the latest phase of its record-breaking quest to circle the ...

ABU DHABI: Solar Impulse 2 landed in the UAE early on Tuesday, completing its epic journey to become the first sun-powered airplane to circle the globe without a drop of fuel. The plane touched down ...

MOUNTAIN VIEW, Calif. -- A solar-powered airplane landed in California on Saturday, completing a risky, three-day flight across the Pacific Ocean as part of its journey around the world. A ...