China has overtaken Russia to become the world’s second-largest operator of nuclear-powered submarines. Updated ...

By introducing its first Kilo-class sub in 1980, the Soviet Union was entering a new phase of diesel-electric submarine ...

Russia's only known submarine in the Mediterranean Sea, the Kilo-class Novorossiysk, was spotted leaving the region last week ...

The sneakier option is for Russia to go under the thick ice north of Greenland, evading the sensor-laden choke points ...

Russia has escalated a naval confrontation with the United States by deploying a submarine and other warships to escort the ...

The Marinera continues heading through the Atlantic while watched by ISR aircraft and a USCG cutter.  Meanwhile, special forces personnel train at ...

Nato chief Mark Rutte has mocked one of Russia’s submarines for “limping home from patrol”, claiming the vessel had been forced to surface because of technical problems. Russia’s Black Sea Fleet ...

A specialist Russian submarine unit which targets vital undersea infrastructure may be heading to British waters, the head of ...

If confirmed, Monday’s attack would be notable as it marked the first successful use of the Sub Sea Baby underwater drone against a Russian submarine. The Security Service of Ukraine (SBU) announced, ...

Besides the strike potential, the modernization program of the Russian Navy, recognized by Forbes as the largest since the Cold War, is aimed not at simply increasing the number of ships, but at ...

Ukraine said on Monday it hit and disabled a Russian missile-carrying submarine docked at a Black Sea naval base using ...

The US Coast Guard is attempting to seize a Russia-flagged oil tanker protected by Russian warships and a submarine. The ship ...