The universe’s accelerating expansion has long puzzled physicists. For decades, dark energy, an unseen force thought to make ...

When analyzing early universe data, the Standard Model of Cosmology suggests that the universe should be more “clumpy” that ...

The Universe has long been cast as effectively immortal, coasting into a cold, dark eternity so distant that it might as well ...

A professor at the University of California, Santa Cruz, he was a key contributor to a landmark paper that laid out how the ...

Researchers in Germany argue that a modified theory of gravity could explain universal expansion, removing dark energy from ...

The short answer is stars will come first. Stars are the components of galaxies. because they're so massive. of materials ...

The scientific study of cosmology, the field that focuses on the origins and evolution of the universe, is barely a century old. It has already been transformed more than once by new ideas, new ...

Little red dots were first observed by the James Webb Space Telescope ( JWST) shortly after the spacecraft began collecting ...

A research team including a UC Riverside astrophysicist and his former graduate student has received the 2025 Buchalter Cosmology Prize for a study that offers new insight into one of the universe’s ...

The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...

Astronomers have assumed for decades that the Universe is expanding at the same rate in all directions. A new study based on data from ESA’s XMM-Newton, NASA’s Chandra and the German-led ROSAT X-ray ...