What? Ballard found the Titanic in 1985. Scorpion was found in 1968, by a Navy ship as part of a public search.<p><i>edit:</i> <a href="http:&#x2F;&#x2F;news.nationalgeographic.com&#x2F;news&#x2F;2008&#x2F;06&#x2F;080602-titanic-secret_2.html" rel="nofollow">http:&#x2F;&#x2F;news.nationalgeographic.com&#x2F;news&#x2F;2008&#x2F;06&#x2F;080602-titan...</a> says Ballard was involved in checking the nuclear reactors of Scorpion and Thresher to make sure they were safe, but that was years after their wrecks were found, and not nuclear warheads.