Inside NASA's space shuttle Challenger disaster that could have been stopped 40 years ago

Forty years ago, the Challenger space shuttle disintegrated just after lift-off. A small team of engineers tried to prevent ...
来自MSN

Inside the Space Shuttle: Understanding the Orbiter Vehicle

Tour the intricate inside of the Space Shuttle in 3D! This video features a detailed exploration of the Space Shuttle's design and functionality, with insights from NASA Astronaut Mike Mullane and ...