During a 2005 U.S. Navy wargame, a Gotland-class sub demonstrated its prowess by “sinking” an American aircraft carrier, spotlighting the ongoing threat diesel subs pose to surface fleets.

The S80 class submarines are the only 3,000-ton vessels in the world equipped with the AIP system, according to Navantia.

Midget submarines have been employed by other military powers throughout history, but the U.S. only had one briefly alongside ...

The USS New Jersey made waves when it was commissioned — the first submarine in the U.S. Navy's fleet designed specifically ...

The world was gripped by horror in 2023 as the OceanGate submarine met its tragic fate. The submersible, per CBC, was ...

Ever since it began to acquire nuclear-power submarines in the 1950s, the Navy has resisted procuring new diesel-electric variants. The most modern of these non-nuclear subs have far greater ...

However, all of the US Navy’s submarines are nuclear-powered, while most of China’s attack submarines are diesel-electric. The United States has 18 Ohio-class ballistic submarines, four of ...

The Russian submarine can fire Kalibr cruise missiles, which have seen extensive use in strikes against Ukraine.

A US Navy nuclear submarine under construction, the Guitarro (SSN-665), sank in a similar accident in 1969. A failure of communication between two teams at opposite ends of the sub led each to ...

Indian submarine INS Vela arrived in Sri Lanka on Sunday on a three-day visit to the island nation, the Indian High Commission said. INS Vela is a 67.5m long submarine with a crew of 53 and it is ...

Indian Navy's submarine INS Vela, arrived Colombo today on a three-day visit. The submarine was accorded a ceremonial welcome ...

Ever since it began to acquire nuclear-power submarines in the 1950s, the Navy has resisted procuring new diesel-electric variants. The most modern of these non-nuclear subs have far greater ...