Nearly a century after astronomers first proposed dark matter to explain the strange motions of galaxies, scientists may finally be catching a glimpse of it. A University of Tokyo researcher analyzing ...

Scientists have detected an unusual gamma-ray halo around our Milky Way galaxy. This signal, observed by NASA's Fermi ...

For nearly a century, astronomers have been convinced that most of the universe is made of something we can’t see. Now, fresh ...

At least some evidence suggests that NGC 2775 developed its odd shape after merging with other galaxies eons ago. While not ...

A researcher identified gamma ray emissions that appear to have originated from dark matter, but other physicists still ...

“If this is correct, to the extent of my knowledge, it would mark the first time humanity has ‘seen’ dark matter. And it ...

In the early 1930s, Swiss astronomer Fritz Zwicky observed galaxies in space moving faster than their mass should allow, ...

For decades, scientists have only inferred dark matter’s existence through its gravitational pull on galaxies, but may now ...

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

An expanding universe complicates this picture just a little bit, because the universe absolutely refuses to be ...

Will the universe keep existing forever? An astrophysicist explains how scientists aren’t entirely sure, but they can make ...

After only one year of operations, the European Space Agency's Euclid mission has begun to unravel the mystery of why galaxies take on different shapes and how these different shapes relate to each ...