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Up to 11,000 m depth – First-ever ‘underwater car’ unveiled in America
America's first 'underwater automobile' is introduced, capable of diving up to 11,000 meters. The HOV DEEPSEA CHALLENGER by ...
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40 years ago, classified Shuttle mission foreshadowed Challenger's fatal flaw
It has been 40 years since NASA launched the first dedicated Department of Defense Space Shuttle mission, after which engineers spotted O-ring seal defficiencies that would doom Challenger a year ...