"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 ...

The discovery, made with the LOFAR (LOw Frequency ARray) radio instrument in Europe, indicates that galaxy clusters, which ...

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

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

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

"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.

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

The light that the NASA/ESA Hubble Space Telescope collected to create this image reached the telescope after a journey of ...

A new census reveals that 35% of supermassive black holes are hidden behind dust, disrupting major galactic models.

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

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