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Historical Anniversaries

Why These Dates Are Important
December

December 25, 1642  
Science
Isaac Newton's Birthday
Scientist (b. 1642)

Isaac Newton, inventor of calculus and author of the theory of gravitational attraction (among many other things), was born on December 25, 1642.

 
 
 

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From the officers:

The audio and video from Steve Bratteng's July 13th lecture are now available.