plague

A map of the area where researchers believe the plague began Nature

Ancient DNA has revealed where the plague started

A new study analyzing Ancient DNA has revealed where the plague started and it is possible that it originated in Kyrgyzstan from where it spread to Europe.

Scanning electron micrograph depicting Yersinia pestis bacteria (the cause of bubonic plague). Public Domain

A Brief History of Pandemics

Here is A Brief History of Pandemics. What are pandemics? How do they spread? Some well-known ones in history like the plague, swine flu and Spanish flu.