Electromagnetic Railgun (IMAGE) Office of Naval Research Caption This is a photograph taken from a high-speed video camera during a record-setting firing of an electromagnetic railgun (EMRG) at Naval Surface Warfare Center, Dahlgren, Va., on Jan. 31, 2008, firing at 10.64 megajoules with a muzzle velocity of 2,520 meters per second. The Office of Naval Research's EMRG program is part of the Department of the Navy's Science and Technology investments, focused on developing new technologies to support Navy and Marine Corps warfighting needs. Credit US 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.