A strange break in a stream of stars in the Milky Way could be the result of dark matter, but only if the dark matter is hot ...

Could time itself actually explain our universe's expansion? Our current cosmological model—known as lambda cold dark matter, ...

By looking at light from distant exploding stars called supernovas, in 1998 astronomers discovered the universe isn't just ...

Spur and gap features seen in Milky Way’s GD-1 stellar stream could be caused by a self-interacting dark matter subhalo. New research points to a dark matter subhalo as the architect behind the unique ...

Dark matter could be the result of fermions pushed into a warped fifth dimension. This theory builds on an idea first stated in 1999, but is unique in its findings. Dark matter makes up 75 percent ...

"What the theory of dark matter predicted is not what we see," said Case Western Reserve astrophysicist Stacy McGaugh, whose ...

Primordial black holes could reshape our understanding of dark matter. Researchers suggest these elusive cosmic phenomena ...

In case dark matter didn't seem mysterious enough, a new study proposes that it could have arisen before the Big Bang. Conventional thinking goes that the Big Bang was the beginning of everything ...