Ancient quasars seen by the James Webb Space Telescope technically shouldn’t exist, but one rare type of dark matter could ...

The passing gravitational waves “stretch or contract the universe by around 20 meters [about 65 feet] or so,” says Matthew ...

By observing tiny ripples in spacetime called "gravitational waves" that propagate away from colliding black holes, ...

Black holes can actively regulate the material they consume, using powerful jets of gas blasted into space, according to a ...

Black holes might all have hearts of pure darkness, but many cloak themselves in rings of fire that blaze like little else in ...

It's no secret that black holes are some of the weirdest objects in space. Their disks are fluffy like cake, and diving into ...

Researchers have observed strange goings-on around a supermassive black hole located nearly 300 million light years away.

The strange behavior of hypervelocity stars suggests a nearby dwarf galaxy must contain a supermassive black hole. If so, a ...

Supermassive black holes, regions of space where the pull of gravity is so intense that even light doesn't have enough energy to escape, are often considered terrors of the known universe.

From unifying quantum physics and gravity to working out what is dark matter, the universe has some deep questions that ...