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Actress Hedy Lamarr was also a mathematician and the inventor of frequency hopping spread spectrum, a technology still used for bluetooth and wifi. Thanks to LGBT Equality World Wide for the share!

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Hedy Lamarr: Inventor of Frequency Hopping Spread Spectrum, a Technology still used for Bluetooth and Wifi Natalie Portman: Invented a simple method to demonstrate the enzymatic production of hydrogen from sugar Mayim Bialik: Earned a Ph.D. in neuroscience, specializing in Obsessive-Compulsive Disorder in adolescents with Prader-Willi syndrom

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from CBS News

Hedy Lamarr: Movie star, inventor of WiFi

Hedy Lamarr. Actress who married the 3rd richest man in Austria, left him for Hollywood, and then developed "frequency-hopping" technology for WWII.

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from L'ancienne cour

L'ancienne cour -thelingerieaddict: valentinovamp: Hedy Lamarr... -

Hedy Lamar ~ At the beginning of WWII, with composer George Antheil, Lamarr developed spread spectrum and frequency hopping technology to defeat the threat of jamming Allied guided torpedoes by the Axis. Though the US Navy did not adopt the technology until the 1960s, the principles of their work are now incorporated into modern Wi-Fi, CDMA and Bluetooth technology, and this work led to her being inducted into the National Inventors Hall of Fame in 2001.

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"Scandals of Classic Hollywood: The Ecstasy of Hedy Lamarr" Her invention made bluetooth and wifi possible, but she was often dismissed as a pretty face.

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"My mother always called me an ugly weed, so I never was aware of anything until I was older. Plain girls should have someone telling them they are beautiful. Sometimes this works miracles." Hedy Lamarr

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