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  • Cheese Eyes

    Cheese Eyes
    Jun 15 2025
    Some hard cheeses are full of holes, commonly known as eyes. Where do these eyes come from, and why did they start to disappear in what has come to be known as the Great Eye Crisis?
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    6 Min.
  • Horizontal Fish

    Horizontal Fish
    Jun 4 2025
    Most fish are vertical, but some are horizontal. How come?
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    5 Min.
  • Italian Time

    Italian Time
    May 30 2025
    On most sundials, the meridian — the mark indicating the sun’s highest point in the sky — points to 12 o’clock. But sometimes, it points to a much later hour, between 4 and 8 p.m. How come?
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    6 Min.