A simple pendulum demonstration takes an unexpected turn when one man decides to give the bowling ball an extra push. The ...

At the time, scientists were aware that the Earth rotated, but this 1851 demo provided easy-to-understand proof. Google's doodle, therefore, lets users manipulate the pendulum, setting the time of day ...

Because a pendulum's oscillation frequency depends on its length, not its mass, you can use different colored bowling balls for a pretty effect. By Francie Diep Published Sep 8, 2014 7:20 PM EDT Add ...

The bowling ball pendulum is held up to the demonstrator's face and released. Because of conservation of energy, the ball will not swing higher than the height at which it was released (in fact, ...

Google today is celebrating the 194th birthday of French physicist Léon Foucault with an interactive, homepage doodle of his famous pendulum. The pendulum was used to demonstrate the rotation of the ...