Scientists find 'footprint' of coronavirus outbreak from 20,000 years ago

Gravedigger wearing personal protective equipment (PPE) takes a break as he works at the burial area provided by the government for coronavirus disease (COVID-19) victims, in Jakarta, Indonesia, June 28, 2021.

The research suggests that ancestors of modern East Asians were first exposed to coronaviruses over 20,000 years ago. Image: REUTERS/Willy Kurniawan

Daniel Stolte
Science Writer, University of Arizona
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To invade cells, virus must attach and interact with specific proteins produced by the host cell. Image: Penn State

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