The Foucault pendulum which was displayed for many years in the Smithsonian's National Museum of American History was removed in late 1998 to make room for the Star-Spangled Banner Preservation ...

The Smithsonian pendulum, like all pendulums, moved in accordance with Foucault’s sine law, which predicts how much a pendulum’s path will distort each day based on its latitude.

The largest Foucault’s Pendulum has a 900-pound bob hanging from a 70-foot cable and it’s in Oregon. "People tend to respect it," says Sumners. "It’s pretty.

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 ...

Our Work of Science is a Foucault pendulum, and it proves that the Earth rotates. "So what", people say when I tell them this, "I already knew that". "Ah yes", I ...

In 1851, the French physicist Léon Foucault provided an experimental proof of the Earth’s rotation using a pendulum. Although Foucault is best known for this ingenious experiment, he also made ...