A stunning fossil discovery in Ethiopia shows that early Homo and a previously unknown Australopithecus species lived together around 2.6 to 2.8 million years ago. The find overturns the classic ...

Australopithecus afarensis© "Australopithecus afarensis" by Rod Waddington is licensed under BY-SA 2.0. Natural history is a difficult thing to conceptualize. You’ve got eons of undocumented ...

In Ethiopia, an international team of researchers has discovered fossil teeth of ancient hominids, which prove that about 3 ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Fossils of early ...

A new study led by paleoanthropologists reveals that Lucy's species Australopithecus afarensis had an ape-like brain. However, the protracted brain growth suggests that -- as is the case in humans -- ...

"I imagine there might be some though who will be skeptical -- as is always the case." Their argument centers on a timeline: The oldest known Homo fossil, a jawbone, is dated at 2.8 million years old, ...

The Makapansgat pebble, a jasperite cobble weighing just 260 grams, bears an uncanny resemblance to a human face. What makes this stone truly extraordinary is not just its appearance, but the fact ...

Developmentally, at this age, a chimp's brain has already hit 90 percent of the adult size. But this fossil appears to have had a brain that was only about 70 percent of what an adult Australopithecus ...

The high-security fossil vault at the University of the Witwatersrand (Wits), in Johannesburg, contains treasure more precious than the gold that paid for the university’s establishment. It is the ...

Three million years ago, Australopithecus africanus was one of the first human ancestor species to live across the southern African grasslands and forests. A new study of fossil teeth suggests that ...