New Dark Matter Model (IMAGE) Johannes Gutenberg Universitaet Mainz Caption In the new dark matter model, the Higgs particle has different properties to those in the standard model of particle physics. The figure shows the energy of the Higgs particle as a function of the model parameters. Credit Ill./©: Michael Baker, JGU Usage Restrictions This image may only be used in connection with the press release "New theory on the origin of dark matter," issued by Johannes Gutenberg University Mainz on August 8, 2017. License Licensed 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.