The Navy is working on a 5,000 projectile-per-minute railgun designed to shoot explosive hell on a target up to 300 nautical miles away. While this definitely doesn't make for good vacation video footage, it does put 100% of North Korea at risk, provided we ever decided to send them a bit o' honey from the old U S of A. God, we're horrible, violent monkeys, aren't we?
Look Out, Pyongyang? Rail Gun in the Works [DefenseTech]