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 ...

A U.S. Navy submarine sank an Iranian warship in international waters, Defense Secretary Pete Hegseth said Wednesday, the ...

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

The US Navy is preparing its future ballistic missile submarine fleet to operate the ...

The Los Angeles class has been the backbone of the U.S. attack submarine force for roughly 40 years. That simple fact explains why these boats still matter. Designed in the Cold War and first deployed ...

What happens when a navy loses its biggest hidden missile magazines before enough replacements are in the water? That ...

The downing of the Iranian frigate IRIS Dena marks the first time an American submarine has destroyed an enemy warship in decades.

Navy leaders warn China's new Type 096 submarines can strike the American mainland using JL-4 missiles from their protected coastal waters.

The Chinese Navy has “dramatically increased” submarine production and could soon deploy a new vessel that’s able to hit ...

US Secretary of Defense Pete Hegseth said Wednesday that a US submarine sank an Iranian warship in international waters after Sri Lanka’s Navy said it rescued more than two dozen people from an ...

WASHINGTON — President Trump said Saturday that he was dispatching a hospital boat to Greenland shortly after news broke that Denmark’s Joint Arctic Command evacuated a crew member from a US Navy ...