The U.S. Navy accepted delivery of the Submarine Force’s newest fast attack submarine, the future USS Idaho, from General Dynamics Electric Boat on Dec. 15 in Groton, Conn., marking the second ...

For decades, Russia’s Kilo-class submarines were among the most recognizable diesel-electric attack submarines in ...

The US Navy does not have the capacity to build the SSN(X) submarines at scale—but rather than acknowledging this, it has simply attempted to delay their completion dates.

Submarines are quite possibly some of the scariest vessels any navy could operate. No, they're not as large as an aircraft carrier or as armed to the teeth as a destroyer, but their ability to ...

Attack submarines are one of the major weapons the U.S. relies on to counter China’s military threat in the Pacific.

SEOUL, South Korea (AP) — North Korea on Thursday displayed apparent progress in the construction of a nuclear-powered submarine, with state media photos showing a largely completed hull, as leader ...

GROTON, Conn. — The U.S. Navy has accepted delivery of the future fast-attack submarine USS Idaho (SSN 799) from General Dynamics Electric Boat, the second Virginia-class attack submarine delivered in ...