Swiss pilot and solar pioneer Raphaël Domjan appears to have set a new altitude record for a solar-powered airplane, soaring to more than 31,000 feet above the Swiss Alps in a breakthrough flight his ...

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 ...

Watch as this time-lapse video shows the first solar-powered flight around the world. The Solar Impulse aircraft traveled over 500 days and 25,000 miles, despite a few setbacks along the way. "It ...