The United States invests $728 billion in military technology research. These weapons are terrifying and beyond comprehension. Here are 11 SECRET US military technologies you should know about: 1. The PHASR laser

2. Pulsar An advanced AI-powered electromagnetic warfare system, designed to detect and neutralize threats within hours or even minutes.

3. Iron Vision A system that lets tank operators see the outside world without leaving the vehicle. Using a smart helmet, it projects the battlefield environment, similar to what F-35 pilots use.