Evolution of a Wigner molecular crystal (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption From top left: Scanning tunneling microscope images of electrons evolving into a single Wigner molecule (bottom right). (Credit: Berkeley Lab) Credit Berkeley Lab Usage Restrictions None License Original 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.