The Life and Science of Léon Foucault: The Man who Proved the Earth Rotates

Léon Foucault’s name is synonymous with his famous pendulum experiment, which proved to all that the Earth rotated. This illustrated biography traces the life and achievements of one of the last great amateur scientists. His contributions to science went well beyond his pendulum–the gyroscope; laboratory measurements of the speed of light; and the invention of methods to make perfect optical surfaces.