"The hypothesis of the study is that the bone-cutting at Olduvai is an original invention, during a moment of transition to bifaces," d'Errico said. According to this theory, the bone techniques ...

"My grandfather, father, uncle were bone cutters, my dad managed the workshop for many years, and my career must have been predetermined," Alexandra said. "But no! I joined the company as a master ...

“The hypothesis of the study is that the bone-cutting at Olduvai is an original invention, during a moment of transition to bifaces,” d’Errico said. According to this theory, the bone techniques ...