Researchers have discovered the USS F-1, a World War I-era submarine, which had been lost at sea for 108 years.

Researchers took the first ever photographs of the sunken USS F-1, lost in 1917 in a collision off of California.

On a foggy December morning in 1917, three U.S. Navy submarines crept through the waters off the coast of San Diego. They ...

Britain will build new attack submarines, invest billions on nuclear warheads and move towards “war-fighting readiness,” ...

Prime Minister Keir Starmer cited “growing Russian aggression” as he outlined ambitious rearmament plans, including building ...

On Dec. 17, 1917, the U.S. submarine USS F-1 was lost at sea during a training accident off the coast of California, killing ...

Armed with nuclear missiles, the USS Growler acted as a deterrent to keep other nations from using their nuclear weapons ...

The U.K. will build new nuclear-powered attack submarines and create an army ready to fight a war in Europe as part of a ...

Prime minister to unveil highly anticipated review, which defence secretary John Healey said would send ‘a message to Moscow’ ...

The USS Sturgeon set the standard for the fleet and served as the backbone of America’s undersea deterrence for nearly 30 ...

The SDR, carried out by former Labour Defence Sectary Lord Robertson, found the UK's armed forces are "not currently equipped ...

The United Kingdom will build new nuclear-powered attack submarines, get its army ready to fight a war in Europe and become ...