The nuclear-powered USS Alexandria is a 360-foot fast-attack submarine equipped with Tomahawk missiles and MK48 torpedoes.

China's latest innovation can track the quietest vessels and submarines using the magnetic fields generated by their wakes.

The scope of alleged wrongdoing in cocaine-smuggling submarine case places accused kingpin among most prolific criminals in Metro Detroit history.

Submarines are fraught with danger, especially in times of war. Often tasked with operating solo or in pairs, submarines end ...

The US Navy’s new robot submarine is primarily a minelayer, the official leading the program has revealed. The 84-foot Orca is designed to lay so-called “clandestine-delivered mines,” Captain Matt ...

It is capable of deploying and recovering drones from torpedo tubes and missile launch tubes. The submarine could have used or tested a number of UUVs, said Tom Shugart, a former U.S. Navy ...

A haunting letter was once found on board a Russian nuclear submarine which had sank and claimed the lives of 118 crew ...