Key Points and Summary - The U.S. Navy’s decision to build steel submarines instead of titanium ones was a deliberate, warfighting-first choice, not a technological failure. -While the Soviet Union ...

What You Need to Know: In May 2002, the Navy research submarine USS Dolphin caught fire and partially flooded near San Diego while resurfacing to recharge its batteries. -All 43 crew members survived, ...

Titanium sounds perfect on paper. Even Apple uses Grade 5 titanium for its iPhones. It's lighter than steel, far stronger by weight, and shrugs off corrosion from salt water. It can dive deeper and ...

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 ...

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 ...

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, ...

Taiwan’s indigenous submarine prototype, the Hai Kun (Narwhal, 海鯤), is aiming for delivery to the navy later this year, while two upgraded Chien Lung-class submarines are expected to undergo ...

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 ...