Health officials in Colorado are investigating a human case of the bubonic plague confirmed in a person in Pueblo County, the Department of Public Health and Environment said in a news release. The ...

GOLDEN, Colo. — A squirrel in Colorado has tested positive for the bubonic plague, health officials say. The squirrel tested positive on July 11 in the town of Morrison, marking the first case of ...

A seven-year-old Pagosa Springs, Colo., girl is recovering from an extremely rare disease that harkens back to a deadly epidemic in the Middle Ages. Sierra Jane Downing is recovering well from a case ...

While medical treatment and sanitary improvements have lessened its impact, the bubonic plague — responsible for the Black Death in the 14th century — could still be alive in your backyard. Early in ...

JEFFERSON COUNTY, Colo. — A squirrel found in Morrison, Colorado, on July 11 tested positive for the bubonic plague. This is the first known case of the plague in the county this year, according to ...