Russia’s Kilo-class diesel-electric submarines—especially the modernized Project 636.3/636.6 variants—remain central to ...

In a region already bristling with all types of nuclear weapons, bestowing latent nuclear-weapon-state status upon South Korea is needlessly destabilizing.

And stealth for a submarine means quiet. The goal is to make a boat that is so silent that it can cruise undetected or sit and wait in ambush like a barracuda. That's the goal of the EDA's ...

For most of the submarines' military history, launching a missile of any kind was out of the question. Subs were primarily used throughout much of the 20th century as covert anti-ship vessels capable ...

Britain will build up to 12 new nuclear-powered submarines, Sir Keir Starmer will announce as he unveils his much-anticipated defence review. In a bid to “ensure the UK rises to the challenge” of ...

Seoul wants to join the undersea naval elite – and has received the blessing of US President Donald Trump to do just that.

In the midst of the Falklands War, British sailors hunting for ARA San Luis launched ordnance at the sonar and radar signals ...

Russia’s Kilo-class submarines may be Cold War designs, but they remain at the core of Moscow’s conventional undersea fleet. ...