German U boats transformed naval warfare by attacking merchant shipping on an unprecedented scale. Wolfpack tactics, new ...

By conventional submarine standards, Excalibur seems a tad small. In fact, it's about the size of the Navy's X-Craft midget submarines used during the Second World War, with a length of 39 ft (12 m), ...

THE Royal Navy is testing a fleet of drones to patrol seas for Russian submarines. And they could also be used to form a ...

Ukraine claims it has carried out the first successful combat strike by an underwater drone against a submarine, damaging a ...

The introduction of yet another of America’s finite number of attack submarines into the Indo-Pacific indicates how important of an area of operation it has become. The United States is stacking up ...

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

A United States fast-attack submarine has joined the Pacific Fleet following refurbishment and modernization as the Pentagon faces growing naval challenges from its rival, China. U.S. Navy Rear ...

A single torpedo salvo from I-19, often called one of the most damaging in submarine warfare history, singlehandedly crippled an entire carrier task force. Commissioned in the early days of World War ...

The German Navy will receive four Medium Altitude Long Endurance (MALE) Unmanned Aerial Systems (UAS) from General Atomics ...

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