Polymer vesicles (IMAGE) Santa Fe Institute Caption Polymer vesicles from Perez-Mercader's chemical computation experiment in 2017. Credit (Anders Albertsen, Jan Szymański & Juan Pérez-Mercader, Nature, 2017) Usage Restrictions Credit must be given to the creator. No derivatives or adaptations of the work are permitted. License CC BY-ND 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.