These were cut marks made by a human ancestor wielding a ... we took an impression of that mark with dental molding material. We can't go back in a time machine to watch when these marks were ...

Researchers reexamining fossils identified telltale marks made by human ancestors cutting meat from bones. The discovery pushes back the date hominins started living in Europe by 200,000 years.

Confirming they’re cut marks We can’t go back in a time machine to watch when these marks were made. Yes, ancient human butchers wielding stone tools would leave marks on bone. But mammalian ...