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 19 crew members on board. Now, more than a century after it sunk, ...

In Dec. 1917, 19 sailors serving on a World War I-era U.S. submarine made the ultimate sacrifice during a training mission. Perhaps fittingly, scientists have captured never-before-seen photos of its ...

At about 5 p.m. Eastern Standard Time on June 21, a U.S. Navy nuclear-powered submarine launched over two dozen Tomahawk land attack cruise missiles into Iran, striking targeted infrastructure sites ...

US President Donald Trump said Friday he was ordering two US Navy nuclear submarines to “appropriate regions,” in response to remarks by Dmitry Medvedev, Russia’s former president and current deputy ...

The name Oklahoma is returning to naval service more than 80 years after the attack on Pearl Harbor. A new submarine, the USS Oklahoma, is currently under construction and is expected to be christened ...

Sound is the primary means of tracking subs in vast ocean expanses, and research shows that it’s behaving differently as the seas warm. By Jacob Judah Reporting from London Submarines are among the ...

In 1968, a Soviet submarine armed with nuclear missiles vanished beneath the Pacific Ocean. The Soviets searched in vain, ...

A Russian nuclear-powered submarine has fired a Kalibr cruise missile across a distance of nearly 700 miles during a military exercise in the Pacific Ocean, the country's Defense Ministry announced.