The U.S. Navy has quietly written a small but telling check to a company working on a solar‑electric aircraft that can stay ...

Thanks to the SolarStratos project by Domjan we could see an aircraft that flies without fuel and can climb into the ...

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 ...

The Navy, working with Skydweller Aero, just reached a major milestone in clean-energy aviation. Its solar-powered drone, known as Skydweller, flew for 73 hours straight without needing fuel. The test ...

From an airstrip just north of Interstate 10 on the Mississippi Gulf Coast, an aviation company recently launched an unmanned plane for a three-day flight, an important milestone on its quest for ...

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 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. Pilot Bertrand Piccard landed the ...

Swiss pilot Raphaël Domjan soared more than 31,000 feet above the Alps using nothing but sunlight, appearing to shatter the altitude record for a solar-powered aircraft, even stunning commercial ...

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, ...