Multilayers (IMAGE) University of Barcelona Caption Hyperbolic maps of the multiscale human connectome and the geometric renormalization flow. Credit M. Zhenga et al. /PNAS Usage Restrictions you may state that the image may only be used with appropriate caption or 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.