US Navy’s drone killing laser It costs about a $1 per shot. Yes, you read that right, a dollar. Facebook Prev Article Next Article Military Checkout these cool gadgets... Related Posts Color-Changing Camouflage Auto Adjusts to Seasons US Air Force Develops Real-Life Lightsaber That Lets Soldiers Slice Through Steel Doors in Seconds One Way Bullet Proof Glass The Terrifying True Scale of Nuclear Weapons Smart Gun Can Only Be Fired by It’s Owner General Atomics Railgun Test 2013