During early efforts to extend submarine missions, Navy researchers explored hydroponic gardens that could produce fresh ...

Russia is working on a multi-billion-dollar project to extract two nuclear submarines from their graveyard on the Arctic seabed. The project, which is being planned decades after the submarines sank, ...

One of the most ingenious developments of naval science and warfare is undoubtedly the submarine. With its fully-sealed design, a nuclear submarine can stay submerged for months, quietly creeping up ...

Project 677 diesel-electric submarines are designed to destroy enemy surface ships and vessels, conduct patrols, conduct reconnaissance, protect sea lanes, lay minefields, and perform other missions ...