The U.S. Navy's inventory of nuclear submarines is getting ready to expand with an upcoming all-new class of vessels. Here's ...

The lead Columbia-class submarine, currently under construction, has faced schedule adjustments but is showing signs of ...

The United States military uses nuclear submarines to attack strategic targets, gather intelligence, and deter threats. Submarines make up part of the "nuclear triad" that protects against nuclear ...

The United States Navy has the largest fleet of nuclear submarines on the planet, and it just added a new one to the inventory. This new fifth generation submarine is an incredible machine, and it was ...