The U.S. Navy says they have now perfected railgun technology they began more than a decade ago. The weapon, which …

http://www.nationalsecurity.news/2017-07-29-insanely-powerful-u-s-navy-rail-gun-rapid-fires-low-cost-rounds-at-4500-mph-to-hit-targets-as-far-as-100-miles-away

The U.S. Navy has recently announced the testing of its electromagnetic railgun for long-range use. The project, aptly named “Star …

http://www.nationalsecurity.news/2017-03-24-us-military-to-roll-out-rail-gun-that-fires-projectiles-at-4500-mph-with-a-range-of-over-100-miles