In the realm of general relativity, black holes are well-known for their ability to trap light and matter by bending ...

A massive black hole at the heart of a galaxy in the Virgo constellation is waking up, shooting out intense X-ray flares at ...

Researchers have spent the past few years watching a black hole re-awaken roughly 300 million light-years away from Earth.

The black hole at the heart of galaxy SDSS1335+0728, located 300 million light-years away, was quiet for decades as it ...

The quasi-periodic eruptions of X-rays from a black hole 300 million light-years away are unlike any researchers have ever ...

Albornoz Quintero’s attorney John Dutton believes the government has removed him to CECOT as an “alien enemy” on the basis of ...

Einstein believed that black holes didn't really exist. But they do: that much we know. We don't know much else about them.

Ansky, a once-dormant black hole, is now emitting powerful X-ray bursts, giving scientists a rare chance to study its ...

Using NASA’s Chandra X-ray Observatory and other telescopes, astronomers have found that a black hole that shredded a star ...

A mysterious black hole in a distant galaxy just woke up after decades of silence—and it’s putting on a cosmic light show! ESA’s XMM-Newton and other X-ray telescopes are capturing massive bursts of ...

Ansky was first seen erupting in 2019, with bursts of X-ray light from February 2024. These repeated at almost regular ...

Rights groups are increasingly worried that El Salvador's notorious CECOT prison is becoming a "black hole" for the United ...