Recent discoveries have suggested that tool-making, an indicator of intelligence, was practiced by pre-human species millions of years prior to the evolution of Homo sapiens. This revelation has the ...

The human body is a machine whose many parts – from the microscopic details of our cells to our limbs, eyes, liver and brain – have been assembled in fits and starts over the four billion years of our ...

In pursuit of knowledge, the evolution of humanity ranks with the origins of life and the universe. And yet, except when an ...

Newly discovered fossils in Ethiopia show that Homo coexisted with Australopithecus 2.6 million years ago, rewriting the timeline of human evolution. Far from a straight line, early human history was ...

Smithsonian paleoanthropologists explore how the year brought us closer to understanding ancient human relatives and origins Ryan McRae and Briana Pobiner A young chimpanzee looks on during an outing ...

For decades, the dominant theory in human evolution suggested that modern humans descended from a single ancestral lineage in Africa. However, groundbreaking new research from the University of ...

I am not an expert in human evolution, but if the human foot and first ray evolved from structures similar to the human hand and opposable thumb, instability in the medial column of the foot plays a ...

Scientists find genetic mutation, millions of years ago. Oct. 12, 2011 — -- About three million years ago human predecessors embarked on a new course that would forever alter the evolution of our ...

A new study reveals some of the crucial molecular steps on the path to bipedalism. By Carl Zimmer Charles Darwin unveiled his theory of evolution in 1859, in “On the Origin of Species.” But it took ...

Fossilized teeth show that two different kinds of ancient human ancestors coexisted more than 2 million years ago. One of ...