New research confirms the Universe is expanding faster than theoretical models predict, intensifying the Hubble tension.

We like to believe we have a pretty good idea of how things work in our universe. However, the truth is that there is still ...

The Universe is expanding faster than ever, and recent findings fuel the ongoing debate among cosmologists. For decades, ...

The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...

The Universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous -- and highly debated -- results had shown: The Universe is expanding faster than predicted by ...

After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.

Found less than a billion years after the Big Bang, these massive objects are upending astronomers’ timeline for how early ...

In December 2022, less than six months after commencing science operations, NASA's James Webb Space Telescope revealed ...

“He was very taken with the thought that no phenomenon becomes a true phenomena until it has been observed,” Wald told Salon ...

Credit: Deanne Fitzmaurice/National Geographic Image Collection/Alamy Our universe began with a bang—a big bang. The explosion stretched the very fabric of spacetime, sending superheated matter ...

Cosmology in the 1960s In the mid-20th century, cosmology was an emerging discipline, grappling with two competing theories: the Big Bang theory and the steady-state model. The Big Bang theory ...