The Spread of the Plague Bacterium and the Role of Rats

In light of current events, we are re-posting one of my favorite episodes (from June, 2018) on the Black Death.

Between 1346 and 1351, the Black Death killed tens of millions of people - at least half the population - in Europe and the Middle East. This great mortality, one of the worst disasters of any era, fundamentally reshaped European society and set the stage for the world that followed.

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