When rudimentary solar power was created in the 19th century, the scientists behind the technology had no idea what it would be used for.In 2013, venture capitalists and environmentalists Bertrand ...

Swiss pilot Raphael Domjan has set a new altitude record for solar-powered electric planes. His SolarStratos aircraft soared to 31,237 feet (9,521 meters). The team announced the achievement on ...

ABU DHABI, United Arab Emirates (AP) — The United Arab Emirates might not seem like an obvious spot to begin and end a globe-spanning flight promoting renewable energy. It is OPEC's fourth biggest oil ...

GOODYEAR, Ariz. (AP) – A solar-powered airplane that landed in Arizona last week after a daylong flight from California is headed to Oklahoma next. It will be the latest leg in the plane’s around the ...

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 ...

The pilot of a solar-powered airplane on an around-the-world journey said Saturday that stopping in California's Silicon Valley will help link the daring project to the pioneering spirit of the area.

The plane, Solar Impulse 2, touched down in the United Arab Emirates capital at 0005 GMT (0405 local time) on Tuesday. It first took off from Abu Dhabi on March 9, 2015, beginning a landmark journey ...