The Navy’s experimental railgun fires a hardened projectile at staggering velocity—a battlefield meteorite with the power to blow holes in enemy ships and level terrorist camps.
WSJ.com: What's News US, Wall Street Journal
Fri, 05/27/2016 - 8:00am
The Navy’s experimental railgun fires a hardened projectile at staggering velocity—a battlefield meteorite with the power to blow holes in enemy ships and level terrorist camps.