The universe seems to be spinning, and that could explain what dark energy is and why it's weakening while revealing our ...

New evidence suggests the universe might not behave as expected, raising questions about the costs of being wrong.

Dark matter pulls the universe and dark energy pushes, both mysteries that endure. And the discovery that a majority of the ...

Brian Schmidt explains dark energy’s role in accelerating universe expansion, 1998 discovery’s impact, and urges students to ...

The LSST camera at the Vera C. Rubin Observatory has released its jaw-dropping first images, each capturing 45 times the area ...

Inspired by superconductivity, a strange new theory that seeks to explain dark matter might explain dark energy, too ...

The concept of a rotating universe may hold the key to understanding dark energy and our position within the multiverse.

The earliest light in the universe has been traveling across space since just after the Big Bang. Known as the cosmic ...

NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between ...

Surprisingly, we found that even significantly higher dark energy densities would still be compatible with life, suggesting ...

Kitt Peak also played a part in the initial dark-energy discovery in 1998. Some of the preliminary measurements that led to that stunning breakthrough were made using telescopes at the observatory ...