Thu, 02/09/2023 - 14:53 Gizmodo Environment Oldowan tools are some of the oldest known in the archaeological record; made of conveniently shaped rocks or crafted from knapped stones, these tools made it possible for hominin species to survive in a hostile world.Read more... Tags thomasplummer, geologicalhistoryofearth, pleistocene, oldowan, paleoanthropology, prehistoricmammals, anthropology, pliocene, humanevolution, Environment, rickpotts, olduvaigorge, paranthropus, homo, lowerpaleolithic Source 2.9-Million-Year-Old Artifacts Suggest Ancient, Big-Toothed Hominin Made Stone …