Samuel Cohn

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The black rat, or ship rat, was thought to have helped transmit the Black Death. Shutterstock / Carlos Aranguiz

January 18, 2023

Samuel Cohn, University of Glasgow and Philip Slavin, University of Stirling

Recent research suggests rats may not have played the critical role in keeping plague going in Europe.

Dance of Death, Michael Wolgemut (1493). Wikimedia

June 3, 2020

Samuel Cohn, University of Glasgow and Mona O'Brien, University of Glasgow

It is generally assumed that this disease-control technique goes back to the 1840s, but it’s actually much older.

Red Cross nurses in San Francisco, 1918. Wikimedia

May 1, 2020

Samuel Cohn, University of Glasgow

Over 30 countries today are making people wear masks in public, despite serious doubts from scientists.