Those of you on the lookout for innovative ways of setting fire to a mound of surplus cash will have been keeping a close eye on the escapades of Katy Perry and her fellow blue-suited all-women space ...

Photographer extraordinaire Don Pettit is about to return to Earth following a seven-month stay aboard the space station. Take a moment to enjoy his best work.

Scientists see long-term negative impacts on a tradition of partnerships between the government and university researchers ...

The European Central Bank is almost certain to cut rates for a seventh time in a year on Thursday as it tries to shore up the ...

Q: Why do the planets all orbit the Sun in the same plane? —Randi Eldevik | Stillwater, Oklahoma Because of the way the Sun formed, explains David DeVorkin, a senior curator in the space history ...