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2 articles

  • Great blue wave towering over three boats with Mount Fuji in the distance
    ArtHistoryTechnology

    Why Isn’t The Great Wave off Kanagawa a Painting?

    Hokusai’s most famous image was not painted directly onto paper. It was assembled in layers using carved wooden blocks and separately applied pigments.

    6 min read Read article
  • Interior of the Roman Pantheon’s concrete dome with sunlight entering through the oculus
    ScienceHistoryTechnology

    Why does Roman concrete last so long?

    Roman concrete owes its longevity to mixtures of lime, volcanic material and aggregate that form stable minerals and can sometimes seal small cracks. Structural design and two thousand years of selection matter too.

    6 min read Read article