Skydweller is the world's largest unmanned solar-powered aircraft that can stay airborne for weeks, and even months, without refueling. Fox News Media Fox Business ...

CALVERTON, N.Y. — A test pilot successfully flew a solar-powered prototype aircraft on Friday for a company that envisions manufacturing a fleet of drones to provide aerial internet service for ...

The Chinese look to be on course to compete in the solar aircraft arena, so long as they can avoid the crashes that have terminated other programs. 6 AeroVironment Inc: HAWK30.

A flight around the world powered by the sun and a new patent from Boeing show that solar flight may not be so crazy after all. S&P 500 +---% | Stock Advisor +---% Join The Motley Fool ...

Skydweller says its aircraft’s wingspan is equivalent to that of a Boeing 747 and that the UAS can carry 363kg (800lb) of payload. The craft has four propellers and solar panels mounted atop its ...

Zero-emissions long-distance aviation is absolutely possible... Provided you're not in a hurry. Solar Airship One will take 20 days to fly all the way around the equator, some 40,000 km (~25,000 ...

The companies have pitched their craft as a less expensive alternative to traditional drones like the General Atomics MQ-9 Reaper.