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 ...

The year is 1851, and doubts regarding the Earth spinning is also a massive one, as many people argue over this activity of the planet and how it relates to other entities in the galaxy. However, the ...

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 ...

With: Account of experiments of iron-built ships / George Biddell Airy. London : Printed by R. and J.E. Taylor ..., 1839. DSI "From the Philosophical transactions.--Part I. for 1856." Engravings by J.

Fifth-graders in Becky Tobin’s class at Hammond Westside Elementary Montessori conducted a scientific investigation lesson Nov. 9 to determine what factors affect the period of a pendulum. Students ...