Skull fragments from Homo erectus found alongside stone tools in Ethiopia suggest the ancient hominin used more tool technology than we thought
Source:
https://www.newscientist.com/article/2236527-homo-erectus-may-have-used-two-different-kinds-of-tools/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home