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 ...

Small clusters of pits in tooth enamel may be traced back to a single evolutionary lineage millions of years ago. When you purchase through links on our site, we may earn an affiliate commission. Here ...

Researchers have unearthed tooth fossils in Ethiopia dating to about 2.65 million years ago of a previously unknown species in the human evolutionary lineage, one that lived in the same time and place ...

The three-dimensional shape of a protein can be used to resolve deep, ancient evolutionary relationships in the tree of life, according to a study in Nature Communications. It is the first time ...

Researchers at the University of Maine are theorizing that human beings may be in the midst of a major evolutionary shift—driven not by genes, but by culture. "Human evolution seems to be changing ...

Scientists say they have solved the mystery of the Burtele foot, a set of 3.4 million-year-old bones found in Ethiopia in 2009. The fossils, along with others unearthed more recently, have now been ...

Microbes supporting the production of more metabolic energy could be key to the evolution of large brains First study to show gut microbes from different animal species shape variations in their ...

* Evolutionary gene loss has steadily reduced the Y chromosome to a small set of essential genes * Gene// conversion may increase variation but does not restore lost genetic function * Future sex ...