In a first-of-its-kind test, scientists used a levitated magnet to search for dark matter, the unidentified substance believed to be present throughout the cosmos. If dark matter is made up of ...

Dartmouth researchers propose a novel theory suggesting dark matter originated from high-energy, massless particles in the early universe. These particles collided and rapidly gained mass ...

Dark matter may have started as light-like particles that abruptly became heavy—a cosmic twist rooted in spin and ...

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. More than 80% of the universe's matter is ...