Naval Research Laboratory Railgun (IMAGE) Naval Research Laboratory Caption Without the need for dangerous explosives storage and handling, the Electromagnetic Railgun can potentially reach targets up to 20 times farther than conventional weapons. Credit Naval Research Laboratory 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.