Discover what tourist submarines are, how they let you explore underwater safely, and just how deep they can take you beneath ...

Join me for a detailed technical lecture on the French Scorpène-class diesel-electric submarine, one of the most advanced ...

The Severodvinsk class of submarine is also known as the Yasem-M, and carries an anti-ship hypersonic missiles that can ...

Constructed under the Virginia-class modular design program, Iowa integrates cutting-edge systems for undersea warfare, ...

The 377-foot vessel can dive to depths of more than 800 feet below the surface and maneuver at speeds of over 25 knots.

Investigations continue after at least six Russian nationals die, dozens wounded, following sinking of a tourist vessel.