The Navy’s new Virginia-class submarines are projected to run $17 billion over their planned budget through 2030, a problem ...

It displaces 7,900 tons underwater, three times more than its ancestor, a World War II Gato-class submarine. A single S9G (the G stands for General Electric) nuclear reactor drives a pump-jet ...

Attack submarines are specialized vessels designed to engage enemy submarines, warships, and merchant shipping. Five standout classes are highlighted for their exceptional capabilities. Summary ...

China has built upon decades of earlier failures to field a growing submarine force. Its attack boats and boomers have grown much quieter and harder to track. The fleet build-up shows the ...

The Soviet Typhoon-class submarines, made famous by the novel and film The Hunt for Red October, were the largest and most fearsome submarines ever built. Summary and Key Points: The Soviet ...

The United States Navy commissioned its first coed submarine on Saturday, in a ceremonial event that the vessel's commander called "a truly historic moment." "Today, we commissioned our ship ...

Virginia-class fast-attack submarine USS North Carolina sits in Dry Dock 1 at Pearl Harbor Naval Shipyard and Intermediate Maintenance Facility. The North Carolina is at the shipyard for its depot ...

The U.S. Navy commissioned a new submarine on Saturday, the first vessel in its fleet designed to fully integrate male and female sailors. The USS New Jersey, a fast-attack Virginia-class ...

The U.S. Coast Guard said Monday that it tracked a group of Russian naval vessels, including two submarines, as they crossed into U.S. waters off Alaska in an apparent effort to avoid sea ice ...

China has recently launched what could be its most advanced diesel-electric submarine, according to a report, as it continues to expand its undersea fleet. There are 48 diesel-electric-powered ...

India’s second nuclear-capable ballistic missile submarine joined its naval fleet late last month, a move the government says strengthens its nuclear deterrent as New Delhi casts a wary eye at ...