There’s nothing like a true hack, where something useful is concocted from bits of scrap and bargain store finds. Builds like these are much more than the sum of their parts, especially when … ...

The site's 122-foot-high aluminum vacuum chamber, the biggest on the planet, ... NASA is installing a soundproof concrete door that's 2 feet thick and 57 feet tall.

The vacuum chamber at Plum Brook, called the Space Power Facility, measures 863,000 cubic feet. To get an idea of its vastness, check out the opening minutes of “The Avengers” movie, filmed ...