Last year in October, Facebook's chief product officer Chris Cox announced the social network was finally bringing ...

Ten miles can seem like a lot if you're carrying your books uphill both ways through snowstorms. But on a celestial ...

What was the universe like in the first few moments of its existence? We may not have a time machine to go back and ...

You can get a great view of the stars in the Atacama Desert in Chile. There's seldom a rain cloud in the sky (it's ...

Telescopes have captured black hole flares in the past, but what causes the flares has been a mystery. Now, NASA ...

Black holes got their name because it used to be assumed that nothing could escape from them, not even light. There ...