Human Origins
From Sharp Flakes to Symmetrical Handaxes: How Stone Tools Rewired Hominin Minds and Meals
The evolution of stone tool industries, from simple Oldowan flakes to symmetrical Acheulean handaxes, reflects and drove significant advancements in hominin cognitive abilities and dietary adaptations. This progression created a feedback loop between technology, diet, and brain growth over millions of years.
Sofia Petrova·October 31, 2026