The Pentagon has not said which American submarine fired the torpedo, except to say it was a fast-attack submarine.

The Torsk's sinking of the Japanese vessel marked the last U.S. submarine kill for over eight decades - that is until March 3, 2026.

A single Mk-48 torpedo achieved "immediate effect" on an Iranian frigate, which was operating in the Indian Ocean, the Pentagon confirmed.

Nuclear submarines are the latest in monumentally advanced technology powering global military forces. Throughout the entire world, there are only nine nations that have developed nuclear weapons. Of ...

GYEONGJU, South Korea (AP) — The United States will share closely held technology to allow South Korea to build a nuclear-powered submarine, President Donald Trump said on social media Thursday after ...

Huntington Ingalls Industries (HII) recently stated that its Newport News Shipbuilding (“NNS”) division has delivered the Virginia-class fast-attack submarine Massachusetts (SSN 798) to the U.S. Navy.

GROTON, Connecticut — Sometimes Navy sailors and their families just need a place to recharge. The nonprofit United Service Organizations (USO) has an answer for that. USO New England on Tuesday ...