Dark-energy evidence suggests the universe will end in a “big crunch” roughly 20 billion years from now. The universe is nearing the halfway point of what may be a 33-billion-year lifespan, according ...

Scientists have released a new study on the arXiv preprint server that catalogs the universe by mapping huge clusters of ...

A new theoretical study proposes that light from distant galaxies could be slightly shifted in color by interactions with ...

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

Researchers propose that hydrogen gas from the early Universe emitted detectable radio waves influenced by dark matter.

Physicists propose that tangled cosmic “knots” formed after the Big Bang may explain why our universe is made of matter, not ...