Optical Gyroscope (IMAGE) California Institute of Technology Caption This is the optical gyroscope developed in Ali Hajimiri's lab, resting on grains of rice. Credit Ali Hajimiri/Caltech Usage Restrictions For use in news stories only 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.