Celebrating Spooky Science (IMAGE) DOE/US Department of Energy Caption This image is a computer simulation of the structures of dark matter from the beginning of the universe to today. Credit Image courtesy of Ralf Kaehler/SLAC National Accelerator Laboratory Usage Restrictions N/A License Original content 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.