as speech is a uniquely human trait). Thus, understanding the evolutionary history of living species amounts to understanding where on the tree of life these species' distinctive traits arose.

The finger and toe bones are curved, suggesting climbing was still an important activity for this species There's a new addition to the family tree: an extinct species of human that's been found ...

Researchers have used distinct markers from human subpopulations to trace back to our common African root in a giant human "tree ... African origin of the human species, but it argues that ...

The discovery of different early human species which existed around the same time — around 3 million years ago — has added other evidence to the tree-theory of human evolution. There are still ...

As new fossils continue to be uncovered and added to the human family tree, new dating techniques and climate data are providing a more accurate picture of the conditions in which our ancient ...

However, it turns out we're not just losing animals by the species anymore ... doing to the tree of life will cause a lot of suffering for humanity." Five centuries of toxic human meddling ...