The capsule that will one day ferry Indian astronauts to space and return them to Earth has been fitted with the key ...

“It’s not gonna happen. ... And even if I wanted to do that, that is a rocket sled to Palookaville to try to switch. I would ...

An curved arrow pointing right. Magnetic levitation — also known as MagLev — is used all around the world to power high speed trains. It's also the technology Elon Musk wants to use to power ...

Faster & Faster. Stapp’s first sled ride was seven years ago. The sled, a one-rocket job, got up to 90 m.p.h. and coasted to an easy stop. Later rides were not so gentle. More powerful rockets ...