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Genetics

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Ötzi the Iceman

GUT FEELING  Ötzi’s stomach was covered in fungi, but researchers still managed to reveal new details about the Iceman’s last meal.

gene-edited cancer cells

ON THE OFFENSIVE  Gene-edited cancer cells (green) release a protein deadly to other tumor cells (red).

dog

LOST DOGS  An ancient DNA study indicates that people brought dogs to North America at least 10,000 years ago. Modern American dogs share little ancestry with these ancient fidos, researchers say.  

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