A team of French and Russian researchers recently found new snippets of smallpox DNA in 300-year-old mummies from Siberia, according to an article in the New England Journal of Medicine released Wednesday.

While in northeastern Siberia in 2004, researchers discovered several burial sites, each containing frozen wooden graves buried in the permafrost. It seemed that most of the burials were individual and involved only one body, but one grave contained five frozen mummies — two children and three adults — which appeared to have been buried shortly after death.

Source & Full Story