K 2 (IMAGE) University of Missouri-Columbia Caption Kiruba Krishnaswamy, left, works with two of the students in her lab to conduct an experiment. Credit Sam O’Keefe/University of Missouri Usage Restrictions For media use. 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.