As NASA and SpaceX pivot toward speeding astronauts to Mars, U.S. scientists are testing technologies that could transform ...

But what is the science behind extraterrestrial life? Is it possible that humans will ever experience "first contact" with an ...

A decade after the release of "The Martian" and a decade out from the world it envisions, how close is reality to fiction?

China's Space Station hosts a newly discovered bacterial strain with unique adaptations. Studying these microbes aids ...