The USS Massachusetts officially joined the Navy fleet on Saturday after a commissioning ceremony, making it the first ...

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 ...

Siedsma did not say where the sub — which cost over $2.8 billion, weighs about 8,000 tons and can carry 24 Tomahawk cruise missiles — is headed. A U.S. submarine sank an Iranian warship off the coast ...

The USS Massachusetts was officially commissioned as the first submarine named after Massachusetts, highlighting the state's ...

A commissioning ceremony in Boston marked the first time a submarine named for the state of Massachusetts joined the U.S. Navy.

The United Kingdom has requested U.S. aid in generating a common "vertical deployment tube" and other associated weapons ...