Scientists are keen to get to the bottom of the dark matter puzzle because this phenomenon accounts for the vast majority of ...

Invisible dark matter makes up most of the mass in the universe, far outweighing the amount of matter we can see. | Credit: Dark matter, R. Caputo et al. 2016; background, Axel Mellinger ...

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 ...