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

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

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

We have not been able to detect dark matter yet, even though there are many aspects of the universe that suggest the existence of invisible matter. In one new theory, it is possible that dark matter ...

An international collaboration, including Northwestern University, has reached a critical milestone in the search for dark matter, the mysterious substance that makes up about 85% of all matter in the ...

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 ...

The Universe still holds many mysteries, and among the most intriguing are these invisible components known as dark matter and dark energy. For decades, astronomers have estimated that they constitute ...

Dark matter makes up most of the mass in galaxies and galaxy clusters. In fact, scientists estimate that ordinary matter makes up only about 5% of the universe, while dark matter makes up about 27%.

A novel theory suggests that the current expansion rate of the universe is not fixed, but was in fact quite different in the ...

Astrophysicists have presumed for nearly a century that the universe will just keep expanding for all eternity, driven by an invisible force called dark energy. But new data suggest that this is ...

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 ...

Scientists have probed a period of the universe's early history that no one has been able to explore before — and they got a surprise: It was far colder in the young universe, before the first stars ...