If the two black holes meet, they could release as much energy as 100 million supernova explosions as they shatter their galaxy, a new study finds.
Its root cause still undetermined, a huge X-ray flare from the Milky Way's center has made NASA scientists sit up and take notice.
An X-ray telescope designed to hunt for black holes takes a look at the sun and helps NASA deliver an intense portrait of our closest star.
Can't get enough Matthew McConaughey in a spacesuit? Buy an unlimited "Interstellar" ticket and watch the movie as many times as you can stand it.
Watch what happens when Nils Bremer shoots off fireworks under the icy surface of a frozen lake in Sweden. Then, obviously, don't try this at home.
Astronomers have located a black hole that appears to be from a new class of cosmic champion eaters.
While we typically think of black holes as death pits from which nothing can escape, recent studies suggest black holes play a pivotal role in creating stars. Could one have created our sun?
The agency's Hubble Space Telescope spots one of the smallest galaxies ever discovered -- with a giant black hole at its core.
Technically Incorrect: The famous artiste says she dropped her iPhone in the toilet, dried it in rice and then...
Consternation and angst reign after the famed physicist suggests there are no black holes from which light can't escape to infinity.