It provides a replicable template for expanding the range of approved 3D-printed parts that can be welded into submarines ...

The U.S. Navy has officially welcomed a new nuclear-powered attack submarine into its fleet.

The USS Massachusetts, a $2.8 billion Virginia-class nuclear submarine, will be officially commissioned in a ceremony in ...

Only 23 of the original 62 Los Angeles-class submarines remain in commission, representing about half of the Navy's ...

The United States Navy is preparing to add another strategic reinforcement to its fleet by commissioning the nuclear attack ...

Before a cheering crowd of thousands gathered at the Conley Terminal in South Boston, the fifth US warship to bear the ...

The USS Massachusetts, the Navy's newest nuclear-powered attack submarine​, will be commissioned​ in Boston on Saturday.

The new facilities are expected to quickly build components for Virginia- and Columbia-class submarines.

The nuclear-power fast-attack sub is the latest in a long line of ships named for the state, but the first submarine to bear ...

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 ...