April Wilkerson crafts a custom axe handle by hand using traditional techniques. Arnold Schwarzenegger defies Trump with plan to save democracy 10 Secrets McDonald’s Employees Aren't Supposed To Tell ...

(Images: Design: Ami Drach and Dov Ganchrow; 3D scanning: Leore Grosman and the Institute of Archaeology at the Hebrew University, Jerusalem; 3D printing: Stratasys/Objet; ...

Ancient stone tools have been previously unearthed in Africa, but the latest discovery was formed from a hippopotamus femur 1.4 million years ago -making it the oldest of its kind. The tool derives ...