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#narwhal — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #narwhal, aggregated by home.social.

  1. 💁🏻‍♀️ TIL: 🐋🌀 Researchers used X-ray CT and #microscopy to map a #narwhal tusk in #3D.

    They found a second, inner spiral running opposite the outer one, a #doublehelix that keeps the #tusk stiff yet flexible, letting it bend without cracking. They hope the tusk’s growth layers record changing #ocean conditions over the #animal’s long life.

    👉 arstechnica.com/science/2026/0

    #science #marinebiology #biology #whales #arctic #materials #ctscan #nature #biomechanics #wildlife