Add Yahoo as a preferred source to see more of our stories on Google. An illustration of deep space. A new dark matter model suggests a new candidate for the constituent particles of this mysterious ...

(Nanowerk News) Dark matter remains one of the greatest mysteries of modern physics. It is clear that it must exist, because without dark matter, for example, the motion of galaxies cannot be ...

An excess 21-cm absorption signal is a clear sign of scattering of baryons and dark-matter particles. In general, the intensity of the 21-cm signal is expressed as the observed brightness temperature ...