Black holes, once purely theoretical, are now observable phenomena, offering insights into the universe. Their intense ...

The study suggested that our universe formed from the collapse of a black hole, inside a bigger parent universe, rather than a sudden appearance.

"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.

These black holes are the most distant and stable objects we know. Using a technique called very long baseline interferometry ...

A new quantum recipe for black holes could be the first step toward a theory of "quantum gravity", the "holy grail" of ...

Predicted by Einstein and dismissed as undetectable, gravitational waves were finally heard in 2016. Now, with observatories ...

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

A major gang crackdown sparks heated debate over juvenile justice, incarceration policies, and California support for law ...

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

NASA's Chandra X-ray Observatory provides a new look at the Andromeda galaxy in this multi-wavelength image that includes ...