The Royal Navy’s Astute-class is arguably the most advanced hunter-killer submarine ever built in the UK. -This 7,400-ton ...

Submarines were a deadly and dangerous threat that lurked below the surface and there have been some fantastic films looking at their horrors.

The USS Silversides submarine sank 23 ships during World War II. It was also the site of a successful emergency appendectomy in enemy waters.

Legend has it the most decorated U.S. Navy destroyer of WWII sank a Japanese submarine solely by throwing potatoes at it.

RUSSIA and China kicked off chilling war games in the Sea of Japan in a show of force just a day after Donald Trump’s blistering nuclear warning. The US commander-in-chief ordered that two ...

In case of real war, these submarines would safeguard (or destroy) NATO’s trans-Atlantic lifeline, and would protect (or sink) much of the nuclear deterrent of America, Russia, Britain, and France.

World War II submarines usually had a distinct look, shaped more like boats than the conventional crafts. But was there a reason for this design?

Twenty-five years have passed since the H.L. Hunley, a Civil War-era submarine once thought to be lost at sea forever, was raised from the ocean floor just off the Charleston coast. The roughly ...

The Canadian Prime Minister announced Tuesday that a German-Norwegian partnership is one of the top contenders for Canada's ...

The USS Wisconsin submarine will be one of the largest, most technologically advanced and quietest ever built.

With 370+ active warships, China now leads in numbers, but U.S. dominance holds thanks to superior tech, advanced training, ...

The president’s announcement comes amid growing frustration with Moscow and his social media spat with a top Putin associate.