Using methods patterned after the famous experiments of Foucault and Michelson, N. Henry Black '96, assistant professor of Physics, has been determining the speed of light by means of apparatus ...

William Tobin has written a biography of Léon Foucault, whom time and science forgot. The fact that Foucault has been overlooked is obvious from the book’s subtitle and the defensive preface. Clearly ...

Today’s Google logo is an interactive image of Foucault’s Pendulum, a device created by French physicist Léon Foucault who was born on this date 194 years ago in Paris, France. The Foucault Pendulum ...

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 ...

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 ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...