"This work is a step toward understanding how quantum mechanics and gravity work together, a major unsolved problem in ...

The scientists who precisely measure the position of Earth are in a bit of trouble. Their measurements are essential for the ...

"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.

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

Scientists may have found a new way to detect some of the universe's most mysterious objects, primordial black holes (PBHs), ...

Traditionally thought to go silent after a brief flare of activity, some black holes are now being observed emitting new ...

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

Hubble Space Telescope snapped an image of UGC 11397, a spiral galaxy situated in the constellation Lyra, about 250 million ...

Priyamvada Natarajan has spent decades exploring some of the universe’s most persistent mysteries, particularly the unseen ...

Astronomers have witnessed a distant supermassive black hole devouring its surrounding matter so rapidly that it is "burping" ...

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