An evolutionary tree depicting the relationships among living apes, Ardi, and modern humans. Each branch on the tree represents a species and their intersections represent their common ancestors.

Darwin's view of the evolutionary tree is beautifully expressed ... And is the howler monkey really an ancestor of you or any other human? Clearly, the answer to both of these questions is no ...

indicate that humans shared a common ancestor with chimpanzees and bonobos sometime around 6 million years ago (mya). We begin this discussion of our species' evolution in Africa, near the end of ...

The 3.2-million-year-old human ancestor known as Lucy rose to fame through an incredible combination of circumstances ...

Perhaps most importantly, Lucy’s discovery foreshadowed a series of fossil finds that filled in the scientific picture of her species. By 1978, enough evidence had accumulated to establish Lucy as the ...

In the 8 million years or so since the earliest ancestors of humans diverged from the apes ... As scientists discover new fossils, the hominid family tree grows new branches.

Our ancestors still resembled apes ... long arms that suggest she spent a lot of time in trees. But she also walked on two legs, like modern humans. Receive a weekly dose of discovery in your ...

Putting together the puzzle of human ... ape ancestors and more human-like delayed development. The findings are detailed in ...

Every once in a great while paleontological fieldwork turns up a fossil so extraordinary that it revolutionizes our understanding of the origin and evolution ... fossils of human ancestors with ...

Her species provided compelling evidence that upright walking evolved before large brains in human evolution.

One of the 20th-century's biggest quests was to find the “missing link,” a being who connected humans to their pre-historic ancestors. It was also the height of scientific racism.

Lucy’s discovery transformed our understanding of human origins. Don Johanson, who unearthed the Australopithecus afarensis ...