"The singularity is the most mysterious and problematic part of a black hole. It's where our concepts of space and time ...
Red specks in the early universe are puzzling astronomers, but a proposed explanation suggests they are the progenitors of ...
Intermediate-mass black holes—somewhere between stellar-mass and supermassive—are the rarest type of black hole in the universe. 300 of these elusive black holes were recently observed by NSF ...
For this reason black holes are invisible to the eye, as lightless as the empty, dark space surrounding them. Scientists know ...
Elusive black hole radiation predicted by Stephen Hawking may have influenced the way the universe took shape after the Big ...
But not all of them exhibit such dramatic features ... a small fraction of supermassive black holes—the largest types of black holes with masses millions or even billions of times that of ...
The origins of other types of black holes are very mysterious ... Theories of gravity predict that everything that has entered the black hole has all its matter compressed there until it reaches ...
Primordial black holes are the earliest black holes thought to exist, and they vanished almost as fast as they came into ...