Submarines operate for weeks or months beneath the ocean surface, cut off from the satellite signals that guide nearly every ...

The unit, which arose from a program dating to the 1960s, has never been asked to rescue sailors trapped in a submarine in ...

Unlike your car, a submarine cannot use GPS to reach its destination, as the technology doesn't work underwater. Here's how ...

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

The USS Bowfin is more than a historic submarine—it is a powerful testament to the courage, sacrifice, and ingenuity of ...

The test involving a Razorback sea drone demonstrated that American unmanned systems can be operated from an allied submarine ...

Chinese vessels are mapping the sea floor at strategically vital regions of the world's oceans, building detailed knowledge ...

Nuclear-powered Type 094A Jin-class ballistic missile submarine of the Chinese People's Liberation Army (PLA) Navy is seen during a military display in the South China SeaReuters China’s submarine ...