In 1972, beneath a Lloyds Bank in York, England, archaeologists discovered the Lloyds Bank Coprolite, a 1,200-year-old Viking feces—the largest human poop ever found—now a prized and humorous ...

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 ...