Ancient Humans Made Millions Of These - We Don’t Know Why

The video explores the mystery of an ancient tool used by humans for over a million years. Despite extensive research using shape analysis, microscopic examination, and experimental archaeology, its exact purpose remains unknown. Theories range from it being a multi-purpose tool to a form of currency or a mating display. Researchers continue to investigate, hoping to uncover its true function.

What alternative uses for the mystery tool do researchers consider?

What is the current status of research on the mystery tool?