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 ...

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 ...

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 ...

In this video I show you how an inverted pendulum works. The physics behind the gravity defying pendulums requires complex ...

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