Let's rewind the clock back…oh, I don't know, let's say a hundred years. It was 1917, and Einstein had just developed his ...

There's always a touch of melancholy when a chapter that has absorbed years of work comes to an end. In the case of the ...

This is the light echo of the Big Bang, the first light that freely moved through the universe. This relic is crucial to our ...

If findings are correct, astronomer Tomonori Totani told Newsweek, this may finally solve "the greatest mystery in cosmology.

UChicago physics Prof. Bonnie Fleming, who is also the chief research officer at Fermi National Accelerator Laboratory, is ...

The Hubble tension just got tenser — with new measurements revealing that the universe is expanding faster than our current ...

Brian Cox explores the mind-bending idea that the universe may have no beginning, challenging our understanding of time, ...

What is the actual speed and direction of our solar system as it moves through the cosmos, and how does this compare to ...

For the past few years, a series of controversies have rocked the well-established field of cosmology. In a nutshell, the predictions of the standard model of the universe appear to be at odds with ...

A panel of physicists and astronomers grapple with possible cracks in our modern creation myth, the standard model of cosmology. JWST’s image of spiral galaxy NGC 628, which is 32 million light-years ...

Cosmology seems to be heading for a showdown on one of its most basic questions: how fast is the Universe expanding? For more than a decade, two types of measurement have been in disagreement.