In this Aug. 10, 2019 file photo, a sign warning of bubonic plague is displayed at a parking lot near the Rocky Mountain Arsenal Wildlife Refuge in Commerce City, Colo. The bacteria which causes the ...

Colorado health officials have confirmed a human case of the plague, the rare bacterial infection infamously known for killing tens of millions in 14th century Europe. Today, it's easily treated with ...

Plague, one of the deadliest bacterial infections in human history, caused an estimated 50 million deaths in Europe during the Middle Ages when it was known as the Black Death. While extremely rare, ...

Scientists discovered an over 3,000-year-old Egyptian mummy who may have died of the bubonic plague, marking the first case of the disease outside Eurasia. De Agostini via Getty Images Scientists have ...

A person died from pneumonic plague in Arizona last week, the first death from the disease in this region in nearly two decades. This death might bring to mind the bubonic plague, the form of the ...