The Solar Impulse, an airplane traveling across the United States using only solar power, is in Phoenix today, after reaching Arizona from California Saturday. It took the plane about 20 hours to ...

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 ...

A remarkable achievement has been made by Overview Energy. The company proved that a plane can beam energy directly to a moving target on the ground.

A solar-powered airplane has landed in Pennsylvania, about 17 hours after it took off from the Ohio hometown of America aviation pioneers Wilbur and Orville Wright. The Swiss-made Solar Impulse 2 ...

In recent years, the development of tiny aircraft capable of staying aloft using only sunlight has captured the imagination of scientists and engineers alike. These groundbreaking innovations promise ...

A solar-powered plane on an around-the-world journey was about a third of the way to California early Friday after taking off from Hawaii, the project's mission control said. Solar Impulse 2 pilot ...

The world's first solar powered aircraft completed a major milestone today when it completed an overnight flight for the first time. The Solar Impulse HB-SIA, with André Borschberg at its controls, ...

Add Yahoo as a preferred source to see more of our stories on Google. Swiss pilot Raphaël Domjan soared more than 31,000 feet above the Alps using nothing but sunlight, appearing to shatter the ...

RABAT, Morocco - An experimental solar-powered plane landed in Morocco's capital late Tuesday after a 20-hour trip from Madrid in the first transcontinental flight by a craft of its type. With the ...

SAN FRANCISCO, Calif. -- Aviation history is about to be made. The Solar Impulse 2, the solar-powered airplane that's just completed a flight from Hawaii has arrived in the San Francisco Bay Area and ...

Swiss officials say an experimental solar-powered airplane has completed a three-day flight across the Atlantic in the latest leg of its globe-circling voyage. The Aero-Club of Switzerland said the ...