Hughes was going to do the unthinkable with it: mine manganese nodules right from the ocean floor. So, when the Glomar sailed ...

Chilling video captures the terrifying moments before a tourist submarine, filled with eager families, began to sink, inciting screams and panic among those on board. Tragically, in the moments ...

Decades before Tom Clancy wrote “The Hunt for Red October,” an Italian naval officer pulled off a stunt that could have come straight from a Cold War spy novel — he stole a submarine to spark a war.

The U-505 submarine served 12 patrols and sank eight enemy boats before the US Navy captured it. The U-boat is now on display at Chicago's Griffin Museum of Science and Industry. Visitors can walk ...