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  1. Math

    Mining the Yesternet

    Digital records allow social scientists to study online communities and the diffusion of innovation.

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  2. Math

    The Great Tile Debate

    For subway flooring, why switch from hexagonal to square tiles?

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  3. Math

    Knots in Proteins

    Knotted proteins are rare but more than just random occurrences.

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  4. Math

    The Eclipse That Saved Columbus

    An eclipse prediction in a book of astronomical tables helped Columbus out of a jam.

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  5. Math

    Math Factor Radio

    Listen in on some math radio and browse for science songs.