The universe exists because matter and antimatter are not good friends. Is there a scientific reason why the universe exists?

Our understanding of cosmology hinges on how well we know our own local universe, which remains poorly mapped and poorly ...

That cosmologists cannot agree on one of the most elementary facts about the universe is striking enough. But that uncertainty produces others, too: it makes it impossible to calculate an exact age ...

Quirks & Quarks is having its 50th anniversary this fall. Bob McDonald shares his appreciation for the people behind the ...

The first chemical reactions in the wake of the Big Bang have been recreated for the first time in conditions similar to those in the baby Universe.

New computer simulations suggest the first magnetic fields that emerged after the Big Bang were much weaker than expected — ...

DESI observations suggest black holes may generate dark energy by consuming stellar matter. The idea resolves puzzles about ...

Astronomers have discovered the most monstrous supermassive black hole ever. At 36 billion times more mass than our sun, it’s ...

A single type of exploding star became astronomy’s ultimate measuring stick, helping scientists map the universe with ...

While radio waves are the method of choice when searching for signals of intelligent alien life, other detectable signs also ...

— Live Science crossword puzzle #3: Mathematical term for a whole number — 5 down ...