When it comes to naval strength, the US is peerless, and that tradition continues with the first rigorous sea test of this ...

Russia’s Kilo-class and Yasen-class submarines are likely considered as a massive, high-tech threat by the Pentagon and China’s growing fleet of Jin-class ballistic missile submarines are acquiring ...

(CNN) — US President Donald Trump said Friday he was ordering two US Navy nuclear submarines to “appropriate regions,” in response to remarks by Dmitry Medvedev, Russia’s former president and current ...

The Seawolf-class began as a 29-boat, deep-water “super-sub” built to stalk Soviet submarines under ice, packing HY-100 hulls ...

South Korea received U.S. approval to build a nuclear-powered attack submarine that can operate for months underwater, track ...

America's dominance beneath the waves grows as its newest nuclear submarine completed its initial sea trials and prepares for active deployment.

A U.S. Navy sub undergoes maintenance at Australian base HMAS Stirling, marking progress toward AUKUS submarine rotational ...

The US Navy is widely regarded for its global undersea superiority, a distinction which the service is intensely working to preserve through extensive modernization and submarine production. Today’s ...