Nanorod (image) University of Vienna Share Print E-Mail Caption An international team of researches from the Universities of Vienna, Duisburg-Essen and Tel Aviv use tiny silicon nano-cylinders as the ultra-stable hands of a clock. Using a laser to levitate the tiny rod, they make the nano-hands tick with pulses of polarized light. Credit James Millen/University of Vienna Usage Restrictions The image may only be used with appropriate caption or credit. Share Print E-Mail 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.