Ancient Teeth from Siberia Rewrite the Plague’s Timeline, Dating Back to over 5,500 Years Ago Asharq Al-Awsat English Lethal plague outbreaks in Lake Baikal hunter-gatherers 5,500 years ago Nature Ancient DNA provides evidence of earliest known plague outbreak | Archaeology The Guardian Ancient graves held a grim mystery. DNA revealed the oldest known plague outbreaks. The Washington Post Plague was killing hunter-gatherers 5,500 years ago: study The Australian