The tragedy that would become the infamous USS Thresher incident began on April 30, 1961, when the submarine went underway to initiate sea trials from the Portsmouth Naval Shipyard in Maine. According ...

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 any ...

April 10, 1963 — During a routine test dive 220 miles off Cape Cod, the nuclear-powered attack submarine USS Thresher (SSN-593) mysteriously sinks and implodes. All 129 crew and shipyard personnel ...

Family and friends gathered for an emotional service Saturday to honor the 129 Navy crew members and civilian technicians of the USS Thresher who lost their lives 50 years ago in the deadliest ...

USS Thresher was conducting routine deep-dive trials when disaster began quietly in the engine room. A silver-brazed pipe joint failed, spraying high-pressure seawater into electrical systems. The ...

USS Thresher was the lead boat of a new class of fast, quiet nuclear submarines when she was lost during deep diving trials in April 1963. Her final messages reported difficulties and an attempt to ...

EFFECTS OF THE USS THRESHER DISASTER UPON SUBMARINE SAFETY AND DEEPSUBMERGENCE CAPABILITIES IN THE UNITED STATES NAVY BY PHILIP MARTIN CALLAGHAN ...