What to Know About Plague After a New Case in California

It is not just a scourge of the Middle Ages. Plague still exists, though it is rare. Here’s what to look for and how to protect yourself.

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Arizona Resident Dies From Plague, Officials Say

The resident died from pneumonic plague, the first such death in Coconino County, Ariz., since 2007, the county said.

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A 37,000-Year Chronicle of What Once Ailed Us

In a new genetic study, scientists have charted the rise of 214 human diseases across ancient Europe and Asia.

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