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 ...

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

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 350-foot drop in sea level over the Indian Ocean stems from magma plumes tied to an ancient ocean bed. Meet the Senate aide ...

When black holes emerge out of hiding to feast on their prey and some type of matter is sucked into their celestial maw, they begin to glow brightly. The events, dubbed “extreme nuclear transients,” ...

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.

The Big Bang is often described as the explosive birth of the universe—a singular moment when space, time and matter sprang into existence. But what if this was not the beginning at all? What if our ...