We may already have had our first-ever encounter with dark matter, according to researchers who say a mysteriously ...

"When we look at how stars move in galaxies, they move as if there is a lot of matter there that we can't see," says Chanda Prescod-Weinstein, a theoretical particle physicist at the University of ...

such as a particle moving in extra dimensions of space or its quantum version, super-symmetry. Now an international group of researchers has proposed a theory that dark matter is very similar to ...

The search narrows for a mysterious form of matter predicted from Einstein's theory of special relativity. After more than a decade of looking, scientists at the world's largest particle collider ...

Dark matter makes up 27 percent of the ... According to the Standard Model of Particle Physics, the gold standard theory of forces and particles, there are four known forces in the universe.

Researchers propose a new theory for the origin of ... The study introduces a theoretical particle that would have initiated the transition to dark matter. But scientists already know that the ...