Why Did Early Humans Begin to Develop Larger Brains Nearly 2.5 Million Years Ago? — Here’s What Scientists Suggest
Before, the brain size of our ancestral lineage was no bigger than that of modern-day Chimpanzees, but around 2.5 million years ago, it began to develop. During this period, our brains saw a significant increase in size and gradually grew beyond the normal hominid or ape-like proportions. Along with this change was the appearance of … Read more


