Gravitational waves stretch and squeeze the fabric of space and time itself. When space/time is squeezed, pulsar pulses ...

One of the most perplexing discoveries in modern astronomy has been finding supermassive black holes, some weighing billions ...

Using the XMM-Newton telescope, astronomers have witnessed high-speed "burps" erupting from a distant overfeeding ...

Astronomers at the University of Hawaii uncovered black hole events so packed with energy, they were the biggest explosions ...

A new generation of black hole research is unfolding thanks to artificial intelligence, massive simulations, and cutting-edge ...

Supermassive black holes usually lurk unseen, but when an unlucky star drifts too close they ignite titanic outbursts ...

For decades, scientists have believed there should be black holes that fall between two well-known types. On one end are ...

Caltech simulations reveal what happens when black holes collide with neutron stars—violent cracking, intense shock waves, ...

A new paper claims astronomers discovered an ultramassive black hole heavier than any other black hole we've ever measured.

"We would need to consider the possibility that the source was created (or trapped as a primordial black hole) by a highly advanced technological civilization," Harvard's Avi Loeb writes.

A distant supermassive black hole, PG1211+143, is consuming surrounding matter so rapidly it's expelling excess mass at ...

A distant supermassive black hole has stunned astronomers by expelling matter at speeds nearing a third of light velocity after consuming material at an extreme rate. Designated PG1211+143, this ...