"Russian flu," the pandemic that hit in 1977, bears an evolutionary signature of having emerged from a lab, perhaps as part of a failed vaccine effort. Covid, mpox, Ebola, and other influenza pandemics don't. Here's my story on a new way to trace the origins of pandemics. Gift link: https://nyti.ms/46N0W33
| My web site | https://carlzimmer.com/ |
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| Columns for NYT | https://www.nytimes.com/by/carl-zimmer |









