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How a U.S. Navy Attack Submarine 'Never Returned' (And Shattered Under Water)
What You Need to Know: In April 1963, the USS Thresher (SSN-593), a state-of-the-art nuclear-powered submarine, tragically sank during deep-sea trials off the coast of Massachusetts, killing all ...
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A ' Leak in the Engine Room' Sealed the Fate of a U.S. Navy Submarine
What You Need to Know: Commissioned in 1961, the USS Thresher (SSN-593) was the most advanced nuclear-powered attack submarine of its time, designed to dive deeper and operate more quietly than ...