Feathers, bowling balls, dropping in the world’s biggest vacuum chamber

Aristotle taught that heavy objects fall faster than lighter ones, in direct proportion to weight. It wasn’t until Galileo’s time that the concept of air resistance entered the zeitgeist.

The video embedded below is shot in the world’s biggest vacuum chamber, NASA’s Space Power Facility in Ohio. The money shot starts at about 2:50, but the whole thing is worth watching.