The classic Swiss Army Knife is such an essential tool that even astronauts have them for space missions, but can you buy the ...

The AxEMU spacesuit has undergone extensive development and simulations, including underwater and reduced gravity tests at NASA’s Neutral Buoyancy Laboratory and Johnson Space Center.

"He [Bowie] had always fantasized about flying in space ... for him it was just like a gift," said Hadfield of his "Space ...