Black rats may not have been responsible for outbreaks of the plague in Europe, a new study argues.
As plague claims more lives, authorities scramble to kill infected fleas in the poorest neighborhoods.
Ebola made the cut, as did anthrax and botulism. Find what other diseases government officials are closely monitoring.
Laci Green examines some of history's most horrifying and death-dealing illnesses, the kind that lay waste to entire populations.
"The plague" -- with its bubonic, pneumonic, and septicemic variants -- has been taking lives in the most gruesome of ways for thousands of years. It made its deadly bones way back in the 14th century, but guess what: It's still here.
The Centers for Disease Control and Prevention is now running tests on six forgotten vials of smallpox recently discovered in an unsecured laboratory.
A 14th-century outbreak of plague known as the Black Death may have caused Europeans and Roma people to evolve to look more similar.
Scientists have confirmed the bacteria that caused the plague pandemic 1,500 years ago. Continue reading →
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