Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New ...

New evidence suggests the universe is expanding faster than predicted. Explore the Hubble constant and its implications for ...

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

New measurements show that the expansion rate of the universe is faster than can be explained by our current understanding of ...

This is called the “heat death” of the Universe, but you can think of it instead as the death of heat. There will be no more ...

Ultra-faint dwarf galaxies, cosmic 'ghost towns,' offer new insights into the early universe and star formation.

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

NASA's James Webb Space Telescope reveals mysterious 'little red dots' in the distant universe, sparking new theories on ...

Astronomers compile a large sample of an unusual class of objects in an effort to connect the dots to the early universe.

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 ...

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

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