MOUNTAIN VIEW, Calif. - Bertrand Piccard was flying from Morocco to Spain last year - finishing up another highly successful test of Solar Impulse, the revolutionary airplane he helped design that ...

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 ...

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 ...

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 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.