The U.S. Navy has added a powerful new nuclear attack submarine to its fleet, reviving the name of a storied World War II ...

At first glance, it seems obvious that submarines should look like the creatures that mastered underwater movement millions of years ago. Fish evolved streamlined, pointed bodies to cut through water ...

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 ...

Submarines are quite possibly some of the scariest vessels any navy could operate. No, they're not as large as an aircraft carrier or as armed to the teeth as a destroyer, but their ability to ...

Ever since they started sailing the world's waterways in the 17th century, submarines have evolved significantly in the years since. Subs are some of the most important naval vessels in any blue water ...