Most attack submarines are built to move through the ocean. USS Jimmy Carter was built to work in it. That distinction explains why the third and final Seawolf-class submarine stands apart even inside ...

Inside the commissioning of the USS Iowa submarine and a look at Navy sub school. We travel to Connecticut for the commissioning of the USS Iowa submarine. While we were there, we also got a ...

BREMERTON, Wash. — The Navy officially has a new “backbone” of its submarine fleet that is bigger, faster, quieter, and has more endurance and firepower than the Vietnam War-era design it passed by in ...

China is building new submarines that will put more of the US mainland within range — and do so from waters closer to its own ...