Scientists used DNA testing on 1,200-year-old feces to detect E. coli, pinworms, and Giardia in ancient Mexico, and found ...
Archaeologists don’t always find bones or artifacts. Sometimes, they found something unglamorous that offers a unique type of ...
In the wee hours of the morning in a lab in Amherst, Massachusetts, geoscience graduate student Rob D’Anjou sat looking over test results, a pot of coffee nearby. He’d been pulling long days to ...
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