What happens when a legendary 1955 Walt Disney Nautilus submarine, once abandoned, is brought back to life? This video unveils the journey of rescuing the lost marvel that once captured the ...

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

Errors, missing parts, worker stress and time pressure led to a costly incident at Victoria Shipyards, where the military ...

Dark spots seen in the ocean near Myrtle Beach on Sunday led to confusion, with some people online claiming they were submarines. According to experts, these dark shapes are actually large schools of ...

The US hit three nuclear sites in Iran overnight - but it remains unclear whether the strikes did destroy all of Iran's ...

The new book "Submersed: Wonder, Obsession, and Murder in the World of Amateur Submarines” take a deep dive into the murder of Kim Wall by Peter Madsen.

A Canadian submarine that has been out of action for at least 10 years will be ready for operations starting this summer, the Department of National Defence says. DND and the Royal Canadian Navy ...

Six killed in Red Sea tourist submarine sinking off Egypt: What we know Investigations continue after at least six Russian nationals die, dozens wounded, following sinking of a tourist vessel.

Submarine warfare could be directly affected, and it could be harder to detect the vessels in some areas. A new study suggests anti-submarine warfare will have to adapt to the changes.

When used inside a submarine, this process can make as much as 40,000 gallons of fresh water daily, while those used aboard surface ships can process up to about 100,000 gallons a day.

A Trident submarine displaces 18,700 tons while submerged. Normally when we would surface, we would blow 2,000 tons of water out of the ballast tanks so we could sit higher in the water.

Military submarines are out there, lurking under the water, ready for action, but how long can they stay down there? It's longer than you might think.