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 ...

US-based aerospace startup Skydweller Aero has successfully flown its solar-powered drone for nearly three days straight in recent tests. The aircraft, which has a wingspan wider than a Boeing 747, ...

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, ...

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 ...

The unmanned Helios solar-powered aircraft prototype reached the record-setting altitude of 96,500 feet in a 17-hour flight from the Hawaiian island of Kauai. The flight, according to backers of 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 US Navy (USN) has conducted a three-day, solar-powered test flight using Skydweller Aero’s eponymous uncrewed air system (UAS). The effort saw the Skydweller UAS conduct the continuous sortie from ...

Space-based solar could power AI more efficiently than on Earth, with full-scale deployment possible in two to three years, Elon Musk said last week in Davos, Switzerland. SpaceX’s Starship launch ...

Forward-looking: Beaming solar energy from space could address several drawbacks of today's ground-based solar technology. Organizations around the world are developing ways to deploy orbital solar ...