Plagues of our past
HistoryExtra podcast
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Fire Is a Technology That Makes Us Human
The discovery of how to control fire actually predates homosapians. Fire is one of the big technological reasons why humans are powerful ecosystem engineers. As our ancestors spread around the planet and occupied virtually every habitable niche on the planet, it also meant that we were exposed to a wider array of pathagans than we might have been if we were simply confined to one kind of ecosystem.
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