175 years ago, the Foucault pendulum experiment caused a nationwide public science fad. Most people understood what scientists knew about the universe, but Foucault made it feel real. Science was ...

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Walk into nearly any science museum worth its salt and you're likely to see a Foucault pendulum, a simple but impressive device for observing the Earth's rotation. Such pendulums have been around for ...

In the months following Jean Bernard Leon Foucault's early 1851 demonstration in Paris of the earth's diurnal rotation with a vibrating pendulum, members of the entire scientific community, as well as ...

At the Houston Museum of Natural Science they recently made a disturbing discovery: their Foucault pendulum had stopped swinging for the first time since its installation in the 1970s. (Video, ...

Foucault pendulums are a popular feature in science museums around the world. This one hangs out in the National Museum of Science and Technology in Milan, Italy. Photo: sylvar/Flickr __1851: __ Léon ...

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 ...

BOLOGNA, Italy — Cold rainwater was puddling on the red-marble floors of the San Petronio basilica late Saturday morning as several hundred people crowded at one end of the cavernous Gothic cathedral.

The cable holding a model of Foucault's pendulum snapped last month at the Musée des Arts et Métiers in Paris, sending the 60-pound ball crashing to the ground. It was permanently dented in the fall.

Many, many years ago, French physicist Leon Foucault devised a way to prove to everyone in the world that their Earth rotates every day. His experiment was so simple that you could install one in your ...