Dark matter is one of nature's most confounding mysteries. It keeps particle physicists up at night and cosmologists glued to ...

Suppose the most hesitant twinges at the heart of the Milky Way are not failed stars, but universe-powered cosmic labs ...

In A Nutshell New theoretical models predict “dark dwarfs” — objects powered by dark matter annihilation. These cosmic bodies ...

Ultrafine dark matter, millions of times lighter than electrons, could flow through the cosmos in waves. We might just have an easy way to check for tiny interactions between this dark matter and ...

Dark matter could be the result of fermions pushed into a warped fifth dimension. This theory builds on an idea first stated in 1999, but is unique in its findings. Dark matter makes up 75 percent ...

Dark matter makes up a large portion of the universe, but we've never seen it. Here's what we know, what it might be, and why it could change everything.

The universe is so much bigger than what people can see. Visible matter — the ground, the Sun, the screen you're reading this on — makes up only about 4 or 5 percent of our known universe.

But axions were pushed aside as the WIMPs hypothesis gained more steam. Back-of-the-envelope calculations showed that the ...

Invisible dark matter may be gathering in the ultra-dense innards of neutron stars, potentially causing them to detonate in massive explosions. When you purchase through links on our site, we may ...

How was the dark matter in the story’s image of the El Gordo galaxy cluster detected and colorized if it is invisible? William P. Gerhold — Hewitt, New Jersey A: It is true that we cannot see ...