175 years ago, he set out to prove the Earth was spinning. His experiment took the world by storm.

Foucault’s pendulum experiment led to an increase in the public’s interest in both real-life science and science fiction.
techtimes

Foucault Pendulum: Here’s the 171-Year Old Invention that Proves the Earth Rotates and Spins

The year is 1851, and doubts regarding the Earth spinning is also a massive one, as many people argue over this activity of the planet and how it relates to other entities in the galaxy. However, the ...
Nature

The Foucault Pendulum Experiment

PROF. GREENHILL gives currency to quite an erroneous idea, in last week's NATURE (p. 50). He says “in the Foucault experiment of the pendulum which shows the rotation of the earth, the slightest ...
Sacramento State University

Venerable technology tracks Earth's spin in Science Complex

The gently moving jewel swaying inside the new Ernest E. Tschannen Science Complex is a Foucault pendulum – shiny and slow-swinging, it is a piece of old-world technology the likes of which have kept ...
The New York Times

The Pendulum Experiments.

TimesMachine is an exclusive benefit for home delivery and digital subscribers. Full text is unavailable for this digitized archive article. Subscribers may view the full text of this article in its ...
PBS

Determine the Relationship Between a Pendulum's Period and Length

Experiment with three pendulums that are 1-ft, 2.25-ft, and 9-ft long. Determine how many times the 2.25-ft and 9-ft pendulums swing during the time it takes the 1-ft pendulum to swing 30 times. Find ...
insider.si.edu

Account of pendulum experiments undertaken in the Harton Colliery to determine the mean density of the earth / by G.B. Airy ..

With: Account of experiments of iron-built ships / George Biddell Airy. London : Printed by R. and J.E. Taylor ..., 1839. DSI "From the Philosophical transactions.--Part I. for 1856." Engravings by J.