Foucault Collection

Foucaults pendulum in the Pantheon, Paris, (1851), 1900
Foucaults pendulum in the Pantheon, Paris, 1851 (1900). Foucaults pendulum, named after the French physicist Leon Foucault, was conceived as an experiment to demonstrate the rotation of the Earth

Jean Bernard Leon Foucault (1819-1868), French physicist, 19th century. Known especially for his research on the speed of light, he also improved astronomical instruments, especially the telescope

Foucault using his pendulum to demonstrate the rotation of the Earth, Paris, 1851 (1887). Leon Foucault (1819-1868) demonstrating the rotation of the earth using a freely suspended pendulum in

Foucaults pendulum in the Pantheon, Paris, 1851 (1887). Jean Bernard Leon Foucault used this pendulum to demonstrate both the rotation of the Earth and the concept of inertia

Foucaults pendulum which demonstrated the Earths rotation and the concept of inertia, c1895
Foucaults pendulum which demonstrated both the rotation of the Earth and the concept of inertia, c1895

Jean Bernard Leon Foucault (1819-1860), French physicist. Foucault measured the velocity of light and, in 1851, proved the rotation of the Earth on its axis using his pendulum

Repeat of Foucaults demonstration of the Earths rotation, May 1851 (c1890)
Repeat of Foucaults demonstration of the Earths rotation made at the Polytechnic Institution, London in May 1851 by Dr Bachhoffner. Engraving published c1890

Demonstrating the Earths rotation using Foucaults pendulum in a church, 1881

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