Surface Navy Symposium (IMAGE) Office of Naval Research Caption Rear Adm. Mat Winter, chief of naval research, discusses game-changing technology for the warfighter during a keynote address at the 28th annual Surface Navy Association (SNA) National Symposium. The Department of the Navy's Office of Naval Research provides the science and technology necessary to maintain the Navy and Marine Corps' technological advantage. Credit (U.S. Navy photo by John F. Williams) 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.