South Korea has been eyeing nuclear-powered submarines for years, and hurdles could remain despite a new green light from ...

The Russian Navy exclusively uses titanium-based submarines that are much more durable, yet the huge maintenance costs bar ...

The latest iteration of the KSS-III features up to 10 submarine-launched ballistic missiles and lithium-ion battery ...

The Russian Typhoon-class SSBN (Project 941 "Akula") is the largest nuclear-powered ballistic missile submarine ever built.

Germany’s Type 212 pioneered near-silent hydrogen fuel-cell air-independent propulsion, letting a non-nuclear sub remain ...

Japan's Defense Ministry said the country faces "the most severe and complex security environment" since World War II.

The third version of the M51 submarine launched ballistic missile (SLBM) known as “M51.3” entered operational service on 24 ...

In a submarine arms race between China and the US, the PLAN appears to be closing the gap. Recent media reports have highlighted the increasing sophistication and numbers of submarines being produced ...

Polish submarine ORP "Sep," decommissioned in 2021, takes part in a NATO exercise in 2014. (Janek Skarzynski/AFP via Getty Images) WARSAW, Poland — Defense officials have sent requests for information ...

Rolls-Royce Submarines has opened a new office in Cardiff, creating more than 100 new jobs. Opened by First Minister Eluned ...

Rolls-Royce has expanded its workforce to build the nuclear power systems for the vessels – and is searching for more ...

The concerns come as members of a top British inquiry head to Australia this week to inspect progress on the alliance.