Learn about the theory suggesting that the Earth sits inside of a void, which may explain why the universe appears to expand at an accelerating rate.

"Theories involving substantial formation of stars prior to or together with the black hole formation and growth are very ...

Big Bang Theory' spinoff 'Stuart Fails to Save the Universe' has been picked up at HBO Max and will reunite characters from the original show ...

ENTs occur when stars that are at least three times as massive as the Sun pass so close to a supermassive black hole that its colossal gravity shreds them to pieces. The resulting string of matter ...