Swiss pilot Raphael Domjan beat the altitude record for a solar-powered electric plane in a flight that took him soaring to 9,521 meters, or 31,237 feet, his team announced Wednesday. The SolarStratos ...

Swiss pilot Raphael Domjan got within around a thousand metres of setting a new altitude record in a solar-powered plane on Sunday as he chases the goal of breaking the 10,000 metres barrier.

Looking to validate electric powertrain technology in the highest, most remote of settings, the Peak Evolution Team climbed the world's highest active volcano into the record books this month. The ...

To keep a solar-powered HAPS flying continuously, its power generation must exceed its consumption. While predicting the power consumption of the motors is straightforward, predicting the power ...

MONROVIA, Calif.--(BUSINESS WIRE)--AeroVironment, Inc. (NASDAQ: AVAV), a global leader in unmanned aircraft systems (UAS) for both defense and commercial applications, today announced the formation of ...

Sunglider reaches stratospheric altitude in 20-hour test flight Successfully demonstrates broadband mobile communication on consumer smartphones, linking teams in Tokyo, New Mexico and Silicon Valley ...