Corbis
FOR most, mention of the Black Death probably conjures up medieval images of people dying horrifically in the street and
Caused by the bacterium Yersinia pestis, the bubonic plague has killed hundreds of millions and left a gruesome mark on history.
WikipediaBbubonic plague can cause the skin and tissue to turn black and die[/caption] AlamyThe Great Plague of London, 1665-1666[/caption]The Black Death, which struck 14th-century Europe, led...