The very first generation of stars, called Population III stars, are mostly expected to be too distant to see directly – but ...

In the quest to unravel the mysteries of the universe, physicists are revisiting a 150-year-old theory that could illuminate ...

Such an exponential expansion may seem minor, but it is equivalent to a grape in the palm of your hand swelling to become ...

Ghost particles' can zoom through you without a trace. Scientists are getting to the bottom of this cosmic mystery ...

UChicago-led study analyzes massive galaxy clusters mapped by the Dark Energy Survey, offers new way to probe cosmic laws ...

Discover how the universe stretches beyond comprehension and how telescopes like Hubble and James Webb reveal galaxies at the ...

Astronomers have unveiled a new catalog of massive galaxy clusters, revealing new insight on the evolution of the universe ...

The team's findings, which were published Monday in the journal Nature, also unveil a method of investigating dark matter, which remains one of the universe's greatest mysteries. Astronomers setting ...

"I think that the simplest explanation of the rotating universe is the universe was born in a rotating black hole." Without a doubt, since its launch, the James Webb Space Telescope (JWST) has ...

Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our noses all this time. Models of how the universe has evolved since the Big ...

Are we alone? It's one of the most basic questions of human existence. People have been trying to answer it for millennia in ...

This NASA/ESA Hubble Space Telescope image features the spiral galaxy Messier 77, also known as the Squid Galaxy. CREDIT: ESA/Hubble & NASA, L. C. Ho, D. Thilker. Get the Popular Science daily ...