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What preserved T. rex tissue? Mystery explained at last

What preserved T. rex tissue? Mystery explained at last

November 27, 2013

What preserved T. rex tissue? Mystery explained at last, NBC News, Nov. 27, 2013. The controversial discovery of 68-million-year-old soft tissue from the bones of a Tyrannosaurus rex finally has a physical explanation. Mary Schweitzer, marine earth and atmospheric sciences, features.

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