TIL of SS judge Georg Konrad Morgen, who investigated corruption and murder - in Nazi concentration camps. He investigated more than 800 people for criminal activity in the camps, over a period of two years. He prosecuted so many people that Heinrich Himmler had to directly order him to stop.
On today’s date, September 18th, Leon Foucault was born. Well-noted for his demonstration of the Foucault Pendulum, which was conceived as a simple experiment to show the rotation of the Earth, Foucault also devised an early measurement of the speed of light, discovered eddy currents, and is credited with naming the gyroscope.
Happy 195th birthday, Monsieur Foucault!