A U.S. fast-attack nuclear submarine hit an “object” while submerged in the Asia-Pacific region, but the incident did not result in any life-threatening injuries, the United ...

A U.S. nuclear-powered submarine was involved in an underwater collision with an “object” in the South China Sea on Oct. 2, injuring several crew members, according ...

Trade deal discussions between the European Union and Australia have been suspended as the Australian trade minister flies to the continent. The move comes after French ...

Australia broke its $40 billion submarine deal with France to pursue another contract with the United States instead. How will this impact France’s relationship with the ...

TOKYO—Japan has detected what it believes to be a Chinese submarine off a southern Japanese island, the defense ministry said Sunday, heightening Japan’s alert levels in ...

In a rare move, the United States reportedly sent all three of its most powerful nuclear submarines to the Pacific Ocean—a possible show of naval strength ...

DENPASAR—A missing Indonesian submarine has been found, broken into at least three parts, deep in the Bali Sea, army and navy officials said on Sunday, as ...

DENPASAR, Indonesia—A missing Indonesian submarine carrying 53 people is believed to have sunk in the Bali Sea after search teams found debris floating around the vessel’s ...

BANYUWANGI, Indonesia—Indonesia’s navy on Saturday declared its missing submarine had sunk and cracked open after finding items from the vessel over the past two days, apparently ...

Indonesia's navy is searching for a submarine that went missing north of the resort island of Bali with 53 people on board, the military said Wednesday.

Three Russian nuclear ballistic missile submarines have surfaced simultaneously breaking the Arctic ice during drills, reported the commander-in-chief of the Russian fleet at a meeting with ...

New reports say Chinese hackers may have breached the U.S. government system. That means payroll data from thousands of federal employees could be in their hands. ...

Russian reconnaissance planes intercepted by U.S. jets earlier this week were watching for U.S. submarines popping up out of the Arctic ice, according to a military ...

The U.S. Navy announced that it would be naming the newest Virginia-class fast attack submarine USS Oklahoma, after the vessel that served in the second world ...

It looks like something straight out of a James Bond movie, but this concept might just signal that the future of superyachts is sub-aquatic. Dreamed up ...

It’s been 75 years since the USS Grayback went missing with 80 sailors aboard. Now, an organization that searches for sunken World War II submarines has ...

Researchers from the University of Malta have recovered the wreck of a British submarine dating back to World War II near the island of Malta.

Russia test-fired Sineva and Bulava ballistic missiles from two submarines from the polar region of the Arctic Ocean and from the Barents Sea.

Norwegian researchers have detected a possible radiation leak at the site where the Soviet nuclear-powered attack submarine Komsomolets sank 30 years ago.

After a Russian military submarine caught fire and 14 sailors died, the Kremlin has said it will not disclose details, as the vessel is "top secret."

Fourteen crew on board a Russian defense ministry submersible were killed after a fire broke out.

An Argentine Navy submarine was found on Nov. 17, under the surface of the Atlantic Ocean a year and two days after disappearing. The Seabed Constructor, ...

MAR DEL PLATA, Argentina/BUENOS AIRES—Hopes that 44 crew members of a missing Argentine navy submarine may be alive rose when the defense ministry said the vessel ...