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DIY tutorial glowing pendulum in the dark

Learn how to make a simple DIY pendulum using a ping pong ball and basic household materials. This step-by-step guide shows ...
Wired

Modeling a Pendulum's Swing Is Way Harder Than You Think

A basic pendulum is a mass at the end of a string that swings back and forth. It seems simple, and it appears in most introductory physics textbooks. But it's not a trivial problem to solve for the ...
Science Daily

Foucault revisited: Argentinean scientists show how to build a pendulum for any classroom

A Foucault pendulum is a simple device for observing the Earth's rotation. While such pendulums have been around for more than 150 years and are a staple of the modern science museum, they are ...
Smithsonian Magazine

How Does Foucault’s Pendulum Prove the Earth Rotates?

A replica of Foucault's famous experiment at the Museo Nazionale della Scienza e Tecnica in Milan, Italy Wikimedia Commons On February 3, 1851, a 32-year-old Frenchman—who’d dropped out of medical ...