How the Salem Witch Trials Prevented Vaccinations

In 1721, the first known inoculation in America took place. It was conducted with the enthusiastic support of a man whose previous passion included finding, interrogating, and —if need be — hanging witches. And the backlash from the Salem Witch Trials made it difficult to convince people that inoculation worked. »11/11/15 3:20pm11/11/15 3:20pm

Will Smallpox Reemerge in Siberia as Corpses Thaw from Climate Change?

In an article primarily about the potential folly of holding onto stockpiles of smallpox virus for research purposes—a now-eradicated plague that humans no longer have natural immunity to and that would very likely cause a worldwide catastrophe should it escape from the lab—the BBC includes one awesomely horrible… »2/03/14 3:10pm2/03/14 3:10pm