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Newton's apple Home | Programme
Sir Isaac Newton (1642-1727), mathematician and physicist, was one of the foremost scientific intellects of all time.

A famous story suggests that Newton discovered the laws of gravity by watching an apple fall from a tree, although it is not certain that this is true.

To get a feel for his observation, click on the tree.

Among many other discoveries, Newton helped define the laws of planetary motion, co-founded the field of calculus, and explained laws of light and color.  He was knighted in 1705.
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Static ball

Newton may have
inspired Albert Einstein
who said in 1922:  "If a person falls freely he will not feel his own weight". 

Listen to Einstein, who in his own voice explains his famous formula E = mc˛.