Changing Brain Networks (IMAGE) University of Pennsylvania Caption These plots show connection strength between nodes in the brain during the control task (top) and the memory task (bottom). Brain regions are arrayed on both the X and Y axes; the strength of their connection is indicated by the color of the coordinate where they meet. Credit <em>Proceedings of the National Academy of Sciences</em> Usage Restrictions With credit. 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.