Ars Technica
Elections 2026Science/Tech / Ars Technica
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.
18 Aug 2026 8:30 pm
28 C
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.