1819
Léon Foucault, French physicist and academic (died 1868)
Léon Foucault, French physicist and academic (died 1868)
Léon Foucault, French physicist and academic (died 1868)
Léon Foucault
French physicist (1819–1868)
- Born
- 1819
Jean Bernard Léon Foucault was a French physicist who invented the Foucault pendulum, a device demonstrating the effect of Earth's rotation. He also made an early measurement of the speed of light, discovered eddy currents, and is credited with naming the gyroscope.