From our small blue planet to the farthest reaches of the observable cosmos, this breathtaking journey explores the true ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

Parallels in the physics of the universe and that of black holes have led some cosmologists to wonder if our universe could have been born in a black hole. Photograph by NASA Goddard Gazing up at the ...

Researchers have unveiled a new model for the universe’s birth that replaces cosmic inflation with gravitational waves as the ...

How did the universe come into being? There are a multitude of theories on this subject. In a Physical Review Letters paper, ...

He led a team of scientists who helped confirm that a Big Bang was the source of the universe. The discovery earned him a ...

Astronomers have long thought the universe should look generally the same in every direction, but an anomaly in the radiation ...