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The first woman to officially run the Boston Marathon
Legacy Of 261 & Kathrine Switzer
Posted 6 years ago by boyt in category: history   Comments (0)

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Science in America - Neil deGrasse Tyson
Posted 7 years ago by mattie in category: science   Comments (11)

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Laminar Flow
Smarter Every Day
Posted 5 years ago by DETSCHS in category: science   Comments (1)

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Gallon of PCP
WKUK
Posted 8 years ago by Pzi in category: comedy   Comments (0)

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Encryption and HUGE numbers
Banks, Facebook, Twitter and Google use huge numbers, based on prime factors, to keep our Internet secrets. This is RSA public-key encryption.
Posted 11 years ago by boyt in category: interesting   Comments (0)