The new research suggests an alternative origin. Dark matter could have instead been born extremely hot, opening up ...

Cloud 9 is a failed galaxy. It’s a clump of dark matter, called a dark matter halo, that never formed stars. But this failure ...

Physicists have unveiled a new way to simulate a mysterious form of dark matter that can collide with itself but not with ...

Dark matter, one of the Universe’s greatest mysteries, may have been born blazing hot instead of cold and sluggish as ...

In a landmark discovery that bridges nearly a century of theoretical physics, a Chinese research team has successfully ...

Researchers from the University of Minnesota Twin Cities and Université Paris-Saclay have reopened one of cosmology’s oldest ...

New research puts forward compelling new evidence that dark matter interacts with cosmic "ghost particles" called neutrinos.

When it comes to understanding the universe, what we know is only a sliver of the whole picture.

Dark matter, the invisible substance that shapes the Universe, may have had a far more dramatic beginning than scientists once believed.

Astronomers discovered Cloud-9, a galaxy that failed to form about 14 million light-years from Earth. NASA said in a January ...