We're jumping back just a couple of years to an episode on Ignaz Semmelweis made a connection between hand hygiene and the prevention of childbed fever in the 19th century.
Stuff You Missed in History Class
2,402 clip(s)
SYMHC Classics: Madame Blavatsky
Behind the Scenes Minis: Society for Disastrous Accidents
The SL-1 Reactor Incident