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Science Diction: The Origin Of The Word 'Moon'

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Get Inked For Science

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Op-Ed: 364-Day Calendar Intriguing But Unnecessary

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Making Resolutions That Stick In 2012

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Year in Review: Science Stories of 2011

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Leonardo DaVinci noted that when trees branch, smaller branches have a precise, mathematical relationship to the branch they sprang from. iStockphoto.com hide caption

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The Wisdom Of Trees (Leonardo Da Vinci Knew It)

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