Prehistoric builders transported Devil's Arrows 11 miles

Isotropic analysis revealed the most likely source to be Brimham Rocks, not the nearby Plumpton Rocks. https://arstechnica.com/science/2026/09/prehistoric-builders-transported-devils-arrows-11-miles/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social