The chances that any of us will travel to space are about one in a billion. That’s why astronaut Scott Kelly has been spending his lucky year in orbit helping the rest of us Earthlings imagine what that might be like. His Instagram kicks the crap out of yours. See more >>
There's nothing like a good, firm handshake. Especially when it's with a robot, and you're in space. Yesterday, NASA's Robonaut completed its systems checks aboard the International Space Station — and celebrated with a handshake.