Neanderthal cave engravings identified as oldest known, more than 57,000 years old
Trine Freiesleben and Jean-Claude discussing the fingerprints and where to take OSL samples. Credit: Kristina Thomsen, CC-BY 4.0 (creativecommons.org/licenses/by/4.0/) Markings on a cave wall in France are the oldest known engravings made by Neanderthals, according to a study published June 21, 2023, in the open-access journal PLOS ONE by Jean-Claude Marquet of the University of