Submarines have come a long way since their humble beginnings, evolving from rudimentary leather bladders to the cutting-edge nuclear-powered vessels we see today. How do these incredible machines ...

Submarines are meant to be stealthy, silent weapons of destruction, but how do they navigate and engage targets? In more ways than you might think.

Operating levers for the Main Ballast Tanks are located aft of the planesman (the far seat). Filling these tanks with water caused the ship to submerge to a maximum depth of 700 feet. Filling ...

A full 60 seconds passed with no change in depth. Then, the rear of the submarine began to tilt upwards as the rear ballast tanks gradually filled with air. Hager was relieved.

A look underneath the water’s surface can be fun and informative! However, making a device to go under the surface poses ...