Key Points German U-boat strategies changed during World War II into "Wolf Packs," in which several submarines cooperated to ...

After initially favoring diplomacy, US President Donald Trump resorted to an extraordinary use of force against Iran on ...

You wouldn't expect it, but military submarines have sails too, but they're not used for what you might think. Here's the real purpose of the naval feature.

The USS New Jersey was the first submarine in the U.S. Navy's fleet designed specifically with women in mind.

The submarine, USS Kentucky, is capable of carrying up to 20 ballistic missiles armed with nuclear warheads.

Scientists captured never-before-seen images of the World War I-era USS F-1 submarine wreck off California's coast, honoring 19 sailors lost in 1917.

Seemingly from a James Bond film or a favorite Science Fiction novel, aircraft-carrying submarines did indeed exist and were deployed by several nations.

The Wisconsin Maritime Museum allows guests to sleep on the USS Cobia, a World War II submarine it lists on Airbnb.

The Chinese government reportedly covered up the sinking of its newest nuclear-powered submarine as it sat tied to a pier, and U.S. officials say it is no surprise.

Sound is the primary means of tracking subs in vast ocean expanses, and research shows that it’s behaving differently as the seas warm.

The USS F-1 was hit broadside by another sub during a training exercise and sank in seconds, killing 19 members of the crew.

Open-source satellite imagery shows the construction of a new diesel-electric vessel.