America’s largest military shipbuilder has signed a deal with a South Korean company that experts say could be a big step in helping the US Navy build new warships to keep pace with rival China in ...

A look at the sheer scale, history, and evolution of 10 of the biggest military submarines ever made, from early experiments ...

The new Navy submarine, a nuclear-powered Virginia-class vessel, is the first submarine to be named for the state.

Guests watch Iowa Gov. Kim Reynolds speak during the livestream of the USS Iowa commissioning ceremony in Groton, Connecticut ...

Under the command of Lt. Cmdr. Maurice Jester, the cutter Icarus sank a German submarine in less than an hour.