Add Yahoo as a preferred source to see more of our stories on Google. Stone tools are deliberately made by the hands of hominins, like these worked on by the author. John K. Murray Have you ever found ...

Sandvik Rock Tools is now launching an entirely new digital solution: My Rock Tools – Analyze. It is a mobile application designed to help customers improve their rock tool performance through ...

Have you ever found yourself in a museum's gallery of human origins, staring at a glass case full of rocks labeled "stone tools," muttering under your breath, "How do they know it's not just any old ...