Cover Picture (IMAGE) University of Vienna Caption Artistic illustration of the delocalization of the massive molecules used in the experiment. Credit © Yaakov Fein, Universität Wien Usage Restrictions 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.