The 377-foot vessel can dive to depths of more than 800 feet below the surface and maneuver at speeds of over 25 knots.

"The role of the fast attack submarine is so dynamic that everything changes on a dime," U.S. Navy Commander Jeffrey ...

The sale of nuclear-powered submarines to Australia under the AUKUS treaty faces new doubts as U.S. President Donald Trump's ...

The USS Iowa (SSN 797) — the Navy’s first submarine to be named after the U.S. state — was commissioned in a ceremony on ...

The sale of nuclear-powered submarines to Australia under the AUKUS treaty faces new doubts as US President Donald Trump’s ...

Vladimir Putin attended a ceremony to announce the launch of the sixth and newest Project 885M Yasen-M nuclear-powered fast ...

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

USS Iowa (SSN-797), the 24th submarine of the Virginia-class, was commissioned at Naval Submarine Base New London in Groton, Connecticut, on Saturday. The 7,800-ton nuclear attack boat is at least the ...

Sailors aboard the Virginia-class fast attack submarine Iowa man the rails during a commissioning ceremony in Groton, Connecticut, on Saturday. (John Narewski/U.S. Navy) The Navy formally ...

The lead ship in the Columbia class of nuclear submarines is facing delivery delays of up to 18 months, and “critical path ...