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Articles on Yersina pestis

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What happened to make plague able to cause devastating epidemics, as in this depiction from 1349? Pierart dou Tielt/Wikimedia

Plague was around for millennia before epidemics took hold – and the way people lived might be what protected them

People caught and died from plague long before it caused major epidemics like the Black Death in the middle ages. Could what scientists call cultural resistance be what kept the disease under control?
A model of the bubonic plague bacterium, which is known as Yersina pestis. Tim Evanson/Flcikr

Explainer: what is the plague?

Cases of plague have been reported in the Chinese city of Yumen, where a man has died of the disease. Control measures taken by the authorities include travel restrictions in and out of the city, and 151…

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