Superhard Carbon Structures (IMAGE) University at Buffalo Caption An illustration depicts three of 43 newly predicted superhard carbon structures. The cages colored in blue are structurally related to diamond, and the cages colored in yellow and green are structurally related to lonsdaleite. Credit Credit: Bob Wilder / University at Buffalo, adapted from Figure 3 in P. Avery et al., <em>npj Computational Materials</em>, Sept. 3, 2019. Usage Restrictions The original diagrams from the paper are licensed under CC BY-4.0 (https://creativecommons.org/licenses/by/4.0/). 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.