The investigative minds at How to Survive examine submarine entrapment risks, life support limits, and how to survive underwater.

A new Big Island memorial honors Hawaii-born soldiers who were on the U.S. Army Transport Royal T. Frank when it was ...

The Hawaii Army National Guard dedicated a new memorial honoring the 26 guardsmen aboard a transport boat sunk by a Japanese ...

On Feb. 3, 1943, a German submarine torpedoed the Dorchester, a U.S. Army transport. As the ship sank, four military ...

The Hawaii Army National Guard on Wednesday unveiled a memorial to honor the Hawaii-born soldiers who were on the U.S. Army Transport Royal T. Frank when it was torpedoed by a Japanese submarine on ...

In September 1914, a single German U-boat ventured into the North Sea. Lieutenant Otto Weddigen’s U-9 slipped past patrols ...

As World War II drew to a close, U.S. Navy intelligence suspected German U-boats equipped to launch V-1 rockets were preparing to hit New York City. The War Department dismissed the threat. The Navy ...

Add Yahoo as a preferred source to see more of our stories on Google. GettyImages 2227444080 Jason Wells Loop Images Universal Images Group Getty Images 2 Submarines mauled shipping and threatened the ...

In September, a Norwegian submarine sank the decommissioned Norwegian frigate KNM Trondheim near the island of Senja, in the northern part of Norway. According to the NATO Allied Joint Force Command ...

GROTON, Conn. — On Dec. 7, 1941 — a date that, as predicted, continues to "live on in infamy" — the USS Utah was sunk by Japanese torpedoes during the attack on Pearl Harbor. To this day, the ...

The new USS Utah is the first Navy vessel named Utah since the battleship sunk in Pearl Harbor. The submarine was christened in late October and will be commissioned for duty in 2027. The submarine's ...