Antigravity? Well, It's All Up In The Air

It sounds like something from The X-Files, but levitation is raising eyebrows--and interest at NASA

Floating on air? It's possible. Just chill a ceramic superconductor below 90K (-300F) and place it on a magnet. The superconductor will levitate. It's called the Meissner effect, and it might one day lead to an "antigravity" machine.

To continue reading this article you must be a Bloomberg Professional Service Subscriber.