Dark matter is some kind of substance that has gravity—it holds galaxies together—yet cannot be directly seen with any instrument yet created. We know it’s out there because of the effects it has on ...

Melissa O'Neil is a breakout star on The Rookie but a decade ago she was an outlaw space captain on a gone-too-soon sci-fi ...

Learn more about a new algorithm that helped reveal 87 stellar streams and what it could reveal about dark matter.

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. The galaxy Messier 33, ...

Six thousand eight hundred feet below the floor of an active nickel mine in northern Ontario, something has gone extremely ...

An international team involving Northwestern University​ announced Tuesday that it has reached a major milestone in its quest ...

The hero is regular matter, which is everything we can see around us. Antimatter is the mirror-image explosive twin that ...

T he first time I heard about galaxies without dark matter, I was sitting in my very first graduate class at the University of São Paulo. It was 2018, and the discovery had just ...

A new high-resolution map of distant galaxies may help scientists understand a mysterious invisible substance that helps hold the universe together. The ordinary matter all around us — stars, planets ...

A new high-resolution map of dark matter, created using data from NASA’s James Webb Space Telescope, is offering more clues into the part the mysterious stuff plays in the formation of universe. The ...

Dark matter is thought to outnumber regular matter by a factor of five to one – so why can’t we find the stuff? A new study proposes looking for it from space, using a satellite containing a ...