Foucaults original 1851 pendulum breaks
MAY 18, 2010
DOI: 10.1063/PT.5.024339
Times Higher Education : The pendulum that Léon Foucault used in his famous demonstration of Earth’s rotation is irreparably broken. Last month, the cable supporting the pendulum’s 28-kg brass bob snapped, causing the bob to crash onto the marble floor of the Museum of Arts and Crafts in Paris.
© 2010 American Institute of Physics
