World War II proved that control of the oceans could determine the outcome of a global conflict. While battleships had long ...

The manipulator arm of HURL's manned submersible places the I-400's bronze bell into a collection basket. (HURL/University of Hawaii) A bronze bell from a sunken World War II-era Japanese submarine ...

Until the 1960s, Japan's three I-400-class subs were the largest submarines ever built. They were so large, in fact, that they could each carry and launch three Aichi M6A Seiran amphibious aircraft.

Researchers in Hawaii have found a mammoth World War II-era Japanese submarine scuttled by the U.S. Navy in 1946 to keep its advanced technology out of the hands of the Soviet Union. The Hawaii ...

Just days before the 72nd anniversary of the attack on Pearl Harbor, there's a major find for shipwreck hunters -- a massive Japanese submarine, sunk off Hawaii's shores. It could have re-written the ...

This video features rare World War II footage of a Japanese submarine crew operating at sea. Submarines played a significant role in Pacific naval strategy, carrying out reconnaissance missions, ...

U.S. researchers said Thursday that they have located the remains of two high-tech Japanese submarines that were scuttled by the U.S. Navy off Hawaii in 1946 to prevent the technology from falling ...

CANBERRA (Reuters) - An Australian Navy minehunter has found the lost wreck of a suspected Japanese World War Two submarine off the South Pacific outpost of Rabaul, Australian defence officials said ...

HONOLULU — Two captured Japanese submarines scuttled by the Navy just after World War II have been found in the Pacific Ocean south of Pearl Harbor. The subs were found in February in 3,000 feet of ...

Manned torpedoes were not a new concept. England, Italy and Germany all fielded small one- or two-person “rideable torpedoes” in World War II for sabotage operations, but they were not intended to be ...

Submarines operated in both the Atlantic and Pacific theatres, attacking warships, merchant vessels and supply routes throughout the second World War.