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Oldest Known DNA Paints Picture of a Once-Lush Arctic

Por: The New York Times Science December 07, 2022

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In the permafrost at the northern edge of Greenland, scientists have discovered the oldest known fragments of DNA, offering an extraordinary look at an extraordinary ancient ecosystem.The genetic material dates back at least two million years — that’s nearly twice as old as the mammoth DNA in Siberia that held the . And the samples, on Wednesday in the journal Nature, came from more than 135 different species.Together, they show that a... + full article



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