Radical’s full-size prototype for a stratospheric drone makes first flight Aerial test marks progress in quest to send solar-powered planes to high altitude for long-duration missions Read More
Fuel-free Solar Impulse airplane heads for its last round-the-world layover in Egypt Sixteen months after it started, the fuel-free Solar Impulse 2 airplane took off before dawn Monday for what’s expected to… Read More
Boeing tries, tries again with design for solar airplane that could stay up for years Aerospace companies have been trying for years to create a solar-powered plane that can fly at high altitudes for years… Read More
Solar Impulse finally en route to Hawaii with epic Pacific Ocean crossing After delays and a slight change in plans, the first-of-its-kind flight around the world by a solar plane finally took… Read More
