Human ancestors faced an unexpected shrinkage in population due to various events, one that even threatened the survival of ...

Since Darwin revealed his seminal theory of evolution by natural selection, human beings have endeavored to understand their own evolutionary origins and history. A lot of questions still remain, but ...

Kenneally offers a rich, thoughtful blend of science, social science, and philosophy in a manner that mixes personal history with the history of the human species. (Oct.) ...

Throughout “A Brief History of the Future,” Ari explores human progress in different ... body language, clothing selection, hairstyle and more. You exist in conversation with every movie ...

In natural selection, it's the natural ... the Smithsonian National Museum of Natural History in Washington, D.C., who specializes in the study of human origins. The theory is sometimes described ...