Jason II, a Remotely Operated Vehicle (IMAGE) U.S. National Science Foundation Caption Jason II, a remotely operated vehicle, or ROV, was also used to sample pyrite nanoparticles. Credit Mustafa Yucel 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.