"Dramatic activity serves as a beacon, allowing us to identify hidden black holes in these small galaxies." Astronomers have uncovered a treasure trove of feeding black holes at the heart of dwarf ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers using ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers using ...

A survey to reveal the unseen majority of the Universe has just turned up a treasure trove of black holes that may help solve one of the biggest mysteries of the cosmos. Lurking at the centers of ...

This artist’s illustration depicts a dwarf galaxy that hosts an active galactic nucleus — an actively feeding black hole. In the background are many other dwarf galaxies hosting active black ...

The universe is full of wonders, but few are as mesmerizing as the unpredictable brilliance of a supermassive black hole. At the core of the Milky Way, 26,000 light-years from Earth, Sagittarius A* ...

It is a terrifying scenario straight out of science fiction. So, what would happen if you were struck by a primordial black hole? We already know that coming into contact with a stellar-mass ...

The probability of such an event is extremely low. A new scientific study explores the potentially lethal effects of tiny primordial black holes passing through the human body, revealing that ...

This artist’s illustration depicts a dwarf galaxy that hosts an active galactic nucleus — an actively feeding black hole. In the background are many other dwarf galaxies hosting active black holes, as ...