Secretary of Defense Pete Hegseth called the sinking of an Iranian warship with a single Mk48 torpedo a "quiet death." ...

Video of a US submarine sinking an Iranian warship looked "remarkably similar" to a 1945 US submarine attack, a World War II ...

Footage shows the Iranian frigate IRIS Dena being hit by a US Navy torpedo, the first ship sunk by a US torpedo since World War II.

The internet is buzzing with sensational claims about Russian submarines making catastrophic errors and attacking the wrong ...

American A-10 attack jets screamed low over the Strait of Hormuz to hunt Iranian speedboats racing through the narrow waterway.

As naval warfare reemerges as a key strategy in the US war with Iran, World War II museum ships are finding new relevance.

IRIS Dena was one of Iran’s newest combat ships, and had 180 personnel on board when the submarine attacked. Reports of the Dena being in distress first emerged overnight between Mar. 3 and Mar. 4, ...

A U.S. submarine sunk an Iranian warship off Sri Lanka’s coast in the Indian Ocean, War Secretary Pete Hegseth confirmed during a Wednesday morning press conference. Hegseth said the enemy ship ...

A Russian submarine was deployed alongside a spy ship to map critical undersea infrastructure around Britain, it has emerged. An anti-submarine Merlin Mk2 helicopter could be seen from the photo ...

US troops in the Middle East have used a ground-based ballistic missile system to sink multiple Iranian ships, Gen. Dan Caine said.

A nuclear attack submarine may be the most formidable predator ever built. In 2009, I spent a week submerged aboard the USS Miami, a nuclear-powered Los Angeles-class submarine known to its crew as ...