In return, Ballard said he would find the Titanic wreckage. The Navy eventually said yes, but on the condition that Ballard used the funds to also find two missing U.S. nuclear submarines — the Thresher and the
On April 10, 1963, the USS Thresher, an atomic submarine, sinks in the Atlantic Ocean, killing the entire crew. One hundred and twenty-nine sailors and civilians were lost when the sub unexpectedly plunged to the sea floor roughly 300 miles off the coast of New England. The Thresher was ...