The H.L. Hunley was one of the most significant submarines in military history, but when it sank, the fate of its crew ...

Visiting historic submarines requires a certain level of comfort with confined spaces, steep ladders, and the smell of diesel fuel. I can't recommend it highly enough. There are 15 World War II-era ...

Nuclear submarines have quietly reshaped how major powers compete at sea, turning the deep ocean into a domain where a handful of vessels can influence global strategy. Today a new wave of technology, ...

The U.S. and allies are turning to tech, patrols and new routes to defend crucial underwater data infrastructure against Russia and China.

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 ...