References in periodicals archive ?
Precise underground observations of the partial solar eclipse of 1 June 2011 using a Foucault pendulum and a very light torsion balance.
The shape of the tower follows oscillating movements as that of the Foucault pendulum.
A Foucault pendulum always rotates clockwise in the Northern Hemisphere and counter-clockwise in the Southern Hemisphere.
The Foucault Pendulum in the GM Motion Laboratory has even swung back and forth 22,525,715 times