Since those early steps, extravehicular activity has helped provide the solutions to many problems that astronauts face in ...

NASA astronauts Butch Wilmore and Suni Williams departed the International Space Station early on Tuesday (March 18) in a SpaceX capsule for a long-awaited trip back to Earth, nine months after their ...

As Texas grapples with a measles outbreak that has infected more than 250 people, Baylor College's Peter Hotez said west ...