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.

"This pushes our models to their limits and challenges our existing ideas about how these X-ray flashes are being generated." ...

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

This week, researchers reported a brain circuit linked to the intensity of political behavior. Microbiologists found that the ...

"This rare event provides an opportunity for astronomers to observe a black hole's behavior in real time," said astronomer ...

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

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

Learn why a black hole is becoming active and why experts still can't explain the source of its regular, periodic pattern of ...

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

Scientists have uncovered the strongest evidence yet for the existence of elusive intermediate-mass black holes (IMBHs), long ...