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X-rays add new twist to narwhal's spiral tusk
a question of chirality X-rays add new twist to narwhal’s spiral tusk New study finds that the tusks have not one but two spirals, twisti…
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a question of chirality X-rays add new twist to narwhal’s spiral tusk New study finds that the tusks have not one but two spirals, twisting in opposite directions. 12 Credit: Mads Peter Heide-Jørgensen, Greenland Institute of Natural Resources/CC BY-SA Credit: Mads Peter Heide-Jørgensen, Greenland Institute of Natural Resources/CC BY-SA Text settings Story text Size Small Standard Large Width * Standard Wide Links Standard Orange * Subscribers only Learn more Minimize to nav CT scan of a narwhal tusk. Credit: Adrian Rodriguez Palomo/CC BY-NC CT scan of a narwhal tusk.
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