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.

Portsmouth Naval Shipyard undocked the Los Angeles-class nuclear attack submarine USS Albany (SSN 753) ...

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

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

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

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 USS Massachusetts has joined the Navy fleet. Saturday's commissioning ceremony made the submarine the first named after ...

At 377 feet long and with a crew of 152 officers and sailors, the USS Massachusetts will become the fifth Navy vessel to carry the state’s name.

The Bay State’s proud naval history added a new chapter Saturday with the commissioning of the USS Massachusetts right in the harbor — with the USS Constitution, the oldest still-commissioned ship in ...