It was a cheap tool, poorly made from cut-rate material. Still, someone had put work into it. And the person who lost it — centuries or perhaps a millennium ago — probably missed it. After all, they ...
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 ...
John K. Murray does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...