A growing number of discoveries are reshaping long-held ideas about human evolution, from unexpectedly early stone tools to ...

Plus: Neuralink's second trial with a human patient appears to have been a success This is today's edition of The Download, our weekday newsletter that provides a daily dose of what's going on in the ...

A new Yale study provides a fuller picture of the genetic changes that shaped the evolution of the human brain, and how the process differed from the evolution of chimpanzees. For the study, published ...

Throughout most of human history, evolution progressed slowly. Small genetic changes took thousands of years to permeate populations. Natural selection was intentional, reactive, and gradual. However, ...