Cage (IMAGE) American Chemical Society Caption This colorful image represents a nano-sized crystalline cage that shows promise as a superior storage material for methane. Credit Courtesy of Shengqian Ma, Miami University Usage Restrictions None 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.