Dark matter, the most mysterious "stuff" in the universe, may be a sort of cosmic matchmaker, allowing supermassive black holes to overcome a final hurdle before colliding and merging into one.

New research shows that dark matter has a different distribution in our galaxy than previously thought, and that advances dark matter's status as a potential source of the observed gamma ray excess in ...

A gamma ray glow at our galaxy’s center has puzzled scientists for almost two decades. New computer simulations back the theory that dark matter could be the source.

For about 50 years, the scientific community has been grappling with a substantial problem: There isn’t enough visible matter in the universe.Related video above: Space junk crashed through family's ...

Researchers have found a link between some of the largest and smallest objects in the cosmos: supermassive black holes and dark matter particles. Their new calculations reveal that pairs of ...

Such an exponential expansion may seem minor, but it is equivalent to a grape in the palm of your hand swelling to become ...

For about 50 years, the scientific community has been grappling with a substantial problem: There isn’t enough visible matter in the universe.Related video above: Space junk crashed through family's ...

For about 50 years, the scientific community has been grappling with a substantial problem: There isn’t enough visible matter in the universe.Related video above: Space junk crashed through family's ...