How Foucault's Pendulum Proved Earth's Rotation Indoors

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How Foucault's Pendulum Proved Earth's Rotation Indoors · 1:48 · Intellect Plus

In short: Learn how Léon Foucault used a massive pendulum in the Panthéon to provide the first laboratory proof of the Earth's rotation.

A 1:48 short film in the series “90 Seconds of History”, narrated by intellect_voice_01.

Sources used in this film: FranceArchives, “Foucault fait la démonstration de la rotation de la Terre au Panthéon”; Centre des monuments nationaux (Panthéon), “Foucault's pendulum | Panthéon”; Duke University Libraries, “Leon Foucault note, Paris, to M. Lormier, 1851, Aug. 24 - Archives & Manuscripts at Duke University Libraries”; Smithsonian Institution, “Foucault Pendulum | Smithsonian Institution”.

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