NASA's massive super-pressure balloon has completed a 16-day trip around the Southern Hemisphere — a milestone in ...

The U-2 Dragon Lady is one of the most consequential planes ever built. Unfortunately, it’s also notoriously difficult to fly ...

when you’ve finished marvelling at this hack, make sure to also check out the home brew, high altitude glider we wrote about a while back. i love this high altitude mischief. if you know of ...