A new study of super-fast-moving stars suggests that they were accelerated by a monster black hole that's been lurking unseen ...

"We thought they were basically all going to be fried because the entire universe turned into a vat of boiling oil." ...

A supercluster is usually composed of hundreds or even thousands of clusters of galaxies, and these clusters are ...

A new study of super-fast-moving stars suggests that they were accelerated by a monster black hole that's been lurking unseen in the galaxy next door. This appears to be the closest supermassive ...