Engels applied the logic of materialist dialectics to the problem of human evolution with important, though rarely ...

Recent research challenges the theory that long childhood in humans is due to large brain sizes. Instead, analysis of early ...

Lucy may be the best-known prehuman fossil in the world. But other famous fossils have given us important insight into our ...

In pursuit of knowledge, the evolution of humanity ranks with the origins of life and the universe. And yet, except when an ...

Our understanding of human ancestry has changed dramatically since the discovery of Lucy the ancient hominin 50 years ago.

The thinking of early theorists was that our evolution was a coordinated, linear process. Our ancestors’ brains grew steadily ...