Figure 1 (image) Kavli Institute for the Physics and Mathematics of the Universe Share Print E-Mail Caption Density distribution of neutrinos (left) and dark matter (right) in the cosmic large-scale structure. While the neutrinos move fast and look diffuse, dark matter distribution composes cosmic webs such as filamentary structure. Credit Kavli IPMU Usage Restrictions Copyright: Kavli IPMU 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.