1996 Titanic Dive Leaves Researchers with Mysterious Sonar Blip that Remained Undefined Until 26 Years Later – Rights History
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1996 Titanic Dive Leaves Researchers with Mysterious Sonar Blip that Remained Undefined Until 26 Years Later

In the 1996 Titanic dive, researchers detected a mysterious blip that remained undefined until now, 26 years after it was first heard.