Tools from #TunelWielki cave in Małopolska are between 450,000 and 550,000 years old. Bipolar-on-anvil knapping prevails, made exclusively in flint.

Frontiers of the Lower Palaeolithic expansion in Europe: Tunel Wielki Cave (Poland)
https://www.nature.com/articles/s41598-022-20582-0

'earlier than previously thought' story of the week… “500,000-Year-Old Signs of Extinct Human Species Found in Poland Cave” (jaguars, and wolves, and bears - oh my!) #TunelWielki #HomoHeidelbergensis #palaeolithic https://www.sciencealert.com/500000-year-old-signs-of-extinct-human-species-found-in-poland-cave