Why anti-vaxxers might be creating a world of more dangerous viruses

In science fiction, we see all kinds of nightmare viruses that evolve immunity to vaccinations. The scary part? It could actually happen in real life, especially if anti-vaxxers encourage people not to get vaccinated. Populations with pockets of non-vaccinators are more likely to evolve vaccine-resistant viruses than… » 1/01/14 10:00am 1/01/14 10:00am