Ex-NASA engineer Garrett Reisman revealed the most terrifying experience he had spending two weeks training at the bottom of the sea.

China is planning a massive deep-sea station 6,561ft below the surface of highly contested waters in the South China Sea. The research centre, described as a "deep-sea space station" in a report ...

This was the first satellite that NASA launched toward the South Pole ... 1972 Spy Satellite Capsule's Deep-Sea Rescue (Photos) — Military Space - Spacecraft, Weapons and Tech The Air Force ...