When tiny galaxies collide with bigger ones, the bigger galaxies can strip the smaller galaxies of their dark matter which we can’t see.

A new study suggests the existence of a direct interaction between the elementary particles that make up the dark matter and ordinary matter

Unexplained results from the XENON1T experiment may have been caused by dark energy, and not the dark matter the experiment tried to detect.

Researchers can measure the vibrational excitation of the crystal — the flat plane moving up and down like the head of a drum.