Figure 1 (IMAGE) Science China Press Caption Totally homogeneous network examples: A tetrahedron, a minimal 2-cavity network, an 8-node nearest-neighbor network, and a 10-node synchronization-optimal network Credit ©Science China Press Usage Restrictions Use 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.