"What If is an epic exploration of possibilities. What If is a Webby Award-winning science web series that takes you on a ...

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

The universe really seems to be expanding fast. Too fast, even. A new measurement confirms what previous—and highly ...

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 ...

In a nutshell Astronomers studying the nearby Coma galaxy cluster have found new evidence that the universe is expanding ...

Interactions between dark matter and dark photons during a "missing chapter" cosmic history could shed light on one of the ...

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

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 ...

Water is the essence of life. Every living thing on Earth contains water within it. The Earth is rich with life because it is ...

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