“Smoke archaeology” reveals early humans were visiting Nerja Caves 41,000 years ago

Interdisciplinary study analyzed fossilized soot and charcoal from lighting sources.

https://arstechnica.com/science/2023/05/smoke-archaeology-reveals-early-humans-were-visiting-nerja-caves-41000-years-ago/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social