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Nobody thought much of the bone fragment when it was discovered in the Dziadowa Skała Cave in southern Poland in the 1950s. It would take the better part of a century, and a brilliant new study, for the secrets of the artifact to be fully revealed. The find, a fragment of the radius bone of a bear with 17 incisions, is proving to be a vital early indicator of Neanderthals’ cognitive abilities in the area. Dated to the Eemian period between 130,000 and 115,000 years ago, it offers stunning insight into how our lost relatives were thinking. How Smart Were They? A team of researchers has now re-analyzed the fragment using advanced microscopy and X-ray computed tomography techniques, publishing their