ancient DNA

Ancient DNA sheds light on Viking origins, travels

Enlarge / Modern reconstruction of a Viking longboat. Dun.can / Flickr A recent study of ancient DNA sheds light on who the Viking groups were and how they interacted with the people they met. The Viking Age, from around 750 to 1100 CE, left a cultural and economic impact that stretched from the coast of …

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Civil-War-era smallpox vaccines were genetically similar, new study finds

Enlarge / Researchers analyzed the genomes of virus fragments found on smallpox vaccination kits used during the Civil War. The kits are housed at the Mütter Museum of the College of Physicians of Philadelphia. J.D. Howell/McMaster University Scientists around the world are currently working feverishly to develop an effective vaccine against COVID-19 to curb the …

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