Dark energy may be the most mysterious substance ever proposed, but many scientists are certain it exists. Why?

New research puts forward compelling new evidence that dark matter interacts with cosmic "ghost particles" called neutrinos.

Scientists are a step closer to solving one of the universe's biggest mysteries as new research finds evidence that two of ...

In a landmark discovery that bridges nearly a century of theoretical physics, a Chinese research team has successfully ...

A NASA team using the Hubble Space Telescope found an object in space never recorded before, nicknamed “Cloud-9." ...

NASA's Hubble Space Telescope captures the magnificent starry population of the Coma Cluster of galaxies, one of the densest known galaxy collections in the universe — and where the effect of dark ...

Hubble observations of ‘Cloud-9’ with gas-rich body near Messier 94 offer rare evidence for studying galaxy formation, ...

Chinese scientists have for the first time directly observed the Migdal effect in neutron-nucleus collisions in an experiment ...

One mile beneath a mountain in Italy, scientists at the Gran Sasso National Laboratory fill a particle detector with liquid xenon, hoping to observe evidence of dark matter. The idea is that, free ...

There’s a new twist in the hunt for dark matter, the invisible substance believed to make up 85 percent of all the mass in the universe: it may actually be way lighter. In a study published in the ...

Scientists are a step closer to solving one of the universe’s biggest mysteries as new research finds evidence that two of its least understood components may be interacting, offering a rare window ...