Simulated DM Haloes (1 of 2) (image) Durham University Share Print E-Mail Caption The simulated distribution of DM in a Milky Way-like galaxies for standard, non-interacting dark matter (top left), warm dark matter (top right) and the new dark matter model that interacts with the photon background (bottom) are shown. Smaller structures are erased up to the point where, in the most extreme model (bottom right), the galaxy is completely sterilized. Credit Credit: Durham University Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.