A never-before-seen image of the cosmic microwave background, combining data from the Atacama Cosmology Telescope (ACT) and ...

July's Ultimates #14 features the Ultimate Universe debuts of controversial Avengers Scarlet Witch and Quicksilver.

Universal Helios Grand Hotel has opened its doors ahead of Annual Passholder Previews for Epic Universe, the newest theme ...

For decades, astronomers have known something didn’t add up in our universe. The amount of “normal” matter—stars, gas, and ...

Since the James Webb Space Telescope (JWST) began science operations, astronomers have observed galaxies that existed more ...

Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our ...

It’s the cosmological equivalent of having slid between the cushions down the back of the couch; that is the place you should ...

For decades, scientists have known that ordinary matter — everything made of atoms — accounts for just 15% of the universe’s ...

Astronomers may have uncovered a hidden population of galaxies that could rewrite what we know about the universe's evolution ...

Astronomers tallying up all the normal matter—stars, galaxies and gas—in the universe today have come up embarrassingly short ...

A team of astronomers has discovered what appears to be a previously undetected population of "hidden" galaxies that could ...

Researchers mapped a far-infrared landscape brimming with nearly 2,000 galaxies. There may be "hidden galaxies" lurking just out of sight.