Geek Fact for October 2nd

By Judy Novotny / 10/02/2012 / Geek Facts

In 1853, French astronomer and physicist François Jean Dominique Arago died.

Arago originally supported the particle theory of light. In 1811, he conducted research along with Augustin-Jean Fresnel that changed his mind. They discovered that two beams of light polarized in perpendicular directions do not interfere. This discovery eventually developed into transverse theory of light waves.

Learn more at http://micro.magnet.fsu.edu/optics/timeline/people/arago.html.

About The Author

Judy Novotny

Judy is a computer veteran with 30 years of experience. She has owned everything from a TRS-80, Apple IIe and various Windows-based PCs. She is currently living in her Apple ecosystem at home consisting of an iPhone, iPad, iMac, MacBook, Apple TV, iPod nano and two Time Capsules. She is a fan of all things mobile since she got her first Palm Pilot in 1999. Check out her iPad app, Number Wizard, in the App Store. Follow her on Twitter @junovotech or at Junovo.com.

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