Computer simulations suggest that evolution itself could be evolving, depending on environmental pressures. This would mean ...

The Indigenous peoples of the Bolivian highlands are survivors. For thousands of years they have lived at altitudes of more than two miles, where oxygen is about 35 percent lower than at sea level.

Evidence is mounting that the evolution of our species is more convoluted than we imagined — more like a braided stream than a branching tree. When you purchase through links on our site, we may earn ...

CC0 Usage Conditions ApplyClick for more information. Dr. Rick Potts provides a video short introduction to some of the evidence for human evolution, in the form of fossils and artifacts. National ...