Dating questions challenge whether Neandertals drew Spanish cave art
The dating method may have overestimated ages of the rock drawings by thousands of years
![hand stencils](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2019/10/102419_BB_art-critic_feat.jpg?fit=1028%2C579&ssl=1)
Spanish cave paintings, including these hand stencils (center), may not date to Neandertal times due to complications with a technique for dating mineral deposits, researchers argue. But the claim is controversial.
H. Collado