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Tourist submarines offer a way for passengers to explore the ocean without having to train as a diver or grow gills. Staying dry is a nice perk, but the real appeal is seeing sea life up close without ...

Add Yahoo as a preferred source to see more of our stories on Google. Before looking in detail at the Type 212A, it’s important to acknowledge the specific design requirements behind this submarine.

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, ...