Electromagnetic Railgun (IMAGE) Office of Naval Research Caption One of the two electromagnetic railgun prototypes on display aboard the joint high speed vessel USS Millinocket (JHSV 3) in port at Naval Base San Diego. The railguns are being displayed in San Diego as part of the Electromagnetic Launch Symposium, which brought together representatives from the US and allied navies, industry and academia to discuss directed energy technologies. Credit US Navy photo by Mass Communication Specialist 2nd Class Kristopher Kirsop/Released 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.