The navy’s Collins-class submarines secretly operated at a major strategic disadvantage for years when they were banned from ...

I went in a submarine 500 meters down and explored a part of the ocean that few people ever get to see. The video follows a ...

Submarines are pretty cool bits of kit. They can offer researchers an unrivaled view of the ocean floor, help search out missing wrecks beneath the waves and can even ferry about the rich and famous, ...

China's ambition to conquer the depths of the ocean is entering a new phase. After years of investing in scientific ...

TOKYO -- The world's deepest-diving submarine has disappeared in the choppy Pacific Ocean off Japan, a setback to deep-sea research on everything from earthquakes to rare bacteria. Kaiko, a bright ...

During the height of the Cold War, the rivalry between the United States and the Soviet Union spurred several technology-oriented races where both countries were trying to outdo the competition. The ...

If you've ever wondered what the safest place is to be during a tsunami, your first thought is most likely high on a mountaintop somewhere. But what about the depths of the ocean, in the fortified ...