Is the Hubble constant—a key part of how we measure the expansion of our universe—in a crisis? Some cosmologists say yes.

For years, astronomers have been working to piece together the story of our universe, but the critical early chapters ...

A vast filament of gas stretching across the cosmos may help solve the mystery of the Universe’s missing matter. Astronomers ...

"This is a unique opportunity to learn how the universe's first light emerged from the darkness." ...

The arrow of time can teach us more about how the universe began – and how it will end, says quantum columnist Karmela ...

Terrible post-credit scenes, unnecessary TV shows, and a lack of comic book continuity have hobbled the Marvel empire ...

By studying what makes the Milky Way unique, astronomers are hoping to understand our galaxy’s past and unravel the mystery ...

Scientists are peering into the universe's mysterious Cosmic Dawn using the faint whispers of hydrogen radio waves emitted ...

Understanding how the universe transitioned from darkness to light with the formation of the first stars and galaxies is a ...

Dark matter pulls the universe and dark energy pushes, both mysteries that endure. And the discovery that a majority of the ...