APM 08279-5255 is a massive black hole (quasar) that contains about 140 trillion times the amount in all of Earth’s oceans ...

Black holes like the one shown in this illustration can grow astonishingly massive by feeding on immense amounts of matter. But just how big can they get? In the early 1960s astronomers discovered a ...

Primordial black holes that formed during the earliest moments of the universe could have swollen quickly to supermassive sizes, complex cosmological simulations have revealed. The discovery could ...

A 2023 astronaut photo shows off an unusual cranium-like structure appearing to stare up into space from the floor of a large ...

Supermassive black holes lurk all throughout the known universe, but catching one in the act of devouring its cosmic dinner doesn't happen all that often. In fact, unless a black hole is actively in ...

Talk about epic. A collision of two black holes is so extreme that it’s challenging physics theories of how large black holes form and merge. The two black holes had masses bigger than any before ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density – given that the universe contains a lot of relatively empty space, could ...

Scientists working to study black holes use specific radio frequencies to track black holes, the same frequencies often used by phones and wifi. This article was originally published at The ...

Oct. 19, 2006 — -- The so-called "hole" in the earth's protective ozone layer is at a new record -- 10.6 million square miles of sky around the South Pole -- even though most nations agreed back ...

There are two giant holes in the Sun right now which could create impactful space weather for Earth in early February.