Wasp nests provide the key to dating 12,000-year-old Aboriginal rock art
The technique involved dating mud wasp nest remnants found both beneath and on top of the paint
![Aboriginal rock art](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2020/02/020420_bb_rock-art_feat.jpg?fit=1028%2C579&ssl=1)
New radiocarbon dates of mud wasp nest remains at rock art sites in western Australia indicate that a distinctive Aboriginal painting style known as Gwion (example shown) flourished later than often assumed, approximately 12,000 years ago.
TimJN1/Wikimedia Commons (CC BY-SA 2.0)