A new study explores this tantalizing idea. The idea of aliens hiding in a parallel universe — though seemingly absurd — is ...

Among the keenest hopes is that it will help reveal the nature of dark matter, the mysterious invisible something responsible ...

The largest survey of our universe ever conducted suggests that it closely matches the model most favored by cosmologists. It ...

New research into dark matter suggests it might have originated from a "Dark Big Bang," distinct from the traditional Big ...

Physicists have long grappled with the question of why the universe was able to support the evolution of intelligent life.

Distant, ancient galaxies are giving scientists more hints that a mysterious force called dark energy may not be what they ...

In an underground lab in a mountainous region of Italy that contains the coldest temperatures known to exist in the universe, ...

The Dark Energy Spectroscopic Instrument (DESI) is a cutting-edge telescope that captures the light from millions of galaxies ...

Seconds after the Big Bang, the Universe exhibited an astonishing simplicity. Observations reveal a spatially flat, radiation ...

Dark matter has always been one of the biggest mysteries in astrophysics. The "Dark Big Bang" theory may have the answer.

Researchers used the Dark Energy Spectroscopic Instrument to map how nearly 6 million galaxies cluster across 11 billion years of cosmic history. Their observations line up with what Einstein's theory ...