Scylla Posted October 21, 2020 Share Posted October 21, 2020 Tool kits stayed similar from 700,000 Years ago until this climatic shift 320,000 years ago and then our tools got more diverse and sophisticated. https://phys.org/news/2020-10-turbulent-era-human-behavior-years.html#lightbox 1 Link to comment Share on other sites More sharing options...
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