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The Alvin Submarine Part 1: Updating the Deep-Diving Submarine at 50 Years Old - WIRED
Published on Oct 29, 2014
It’s the only deep-diving research submersible in the United States, and nearly 50 years after its first expedition it’s getting an upgrade. Take an exclusive tour of the Alvin submarine, and see how the updated vessel is continuing to push the boundaries of deep-water exploration
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