NANOSUB (3 of 3) (IMAGE) Rice University Caption Rice graduate student Victor García-López holds a vial with millions of single-molecule nanosubmersibles. The nanosubs consist of 244 atoms and have motors that turn when activated by ultraviolet light. Credit Jeff Fitlow/Rice 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.