Oldest Known Stone Tools Discovered: 3.3 Million Years Old | National Geographic

Stony Brook University archaeologists Sonia Harmand and Jason Lewis find the earliest evidence of stone tool making - dated at 3.3 million years old. ➡ Subscribe: http://bit.ly/NatGeoSubscribe About National Geographic: National Geographic is the world s premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what s possible. Get More National Geographic: Official Site: http://bit.ly/NatGeoOfficialSite Facebook: http://bit.ly/FBNatGeo Twitter: http://bit.ly/NatGeoTwitter Instagram: http://bit.ly/NatGeoInsta Read more in "Wrong Turn Leads to Discovery of Oldest Stone Tools" https://on.natgeo.com/30Fy6gS VIDEO COURTESY: Stony Brook University Oldest Known Stone Tools Discovered: 3.3 Million Years Old | National Geographic https://youtu.be/dUC0hz__7eU National Geographic https://www.youtube.com/natgeo