Does dark matter follow the same laws as ordinary matter? The mystery of this invisible and hypothetical component of our ...

Study finds dark matter may follow the same laws as ordinary matter on cosmic scales, though unknown forces could still be at play in this abundant, unseen substance.

The Hubble Space Telescope has been used to study NGC 1052-DF2 — a galaxy that is lacking dark matter. Credit: NASA's Goddard ...

A new international study has provided one of the clearest signs yet that dark matter—not a change in gravity—is responsible for the mysterious way galaxies spin. By studying some of the smallest and ...