While black holes and toddlers don't seem to have much in common, they are remarkably similar in one aspect: Both are messy eaters.

While black holes and toddlers don't seem to have much in common, they are remarkably similar in one aspect: Both are messy eaters.

Black holes are more than just massive objects that swallow everything around them—they're also one of the universe's biggest energy sources

Watching X-rays flung out into the universe by the supermassive black hole at the center of a galaxy 800 million light-years away

Nobody knew that the existence of a black hole could prove to be real someday. Wormholes, just like black holes, are a mathematical...

For the first time, scientists detected gravitational waves caused by mergers between black holes and neutron stars.