A newly published scientific study is reigniting debate over human evolution in Africa after researchers suggested that the ...

A variety of studies are showing that rough-and-tumble play is important for animals and kids alike.

They once roamed free - until humans changed the course of evolution forever. This is the story of the moment wild animals became workers, food sources, and ...

The king cobra occupies a singular position in the natural world-one defined not just by its biology but also by an unlikely ...

Recent fossil finds could mean that "Lucy" wasn't our direct ancestor, some scientists say. Others strongly disagree.

Human evolution is not a straight line but a complex branching tree shared with other great apes. This overview explains the ...

Discover when globalization began, from ancient trade routes to modern economic policies, and understand its impact on global trade and cultural exchange.

A 1.6-million-year-old Ethiopian skull blends ancestor and descendant features, rewriting the origin story of Homo erectus.

One strange phenomenon that’s gaining doctors’ attention is the way in which organ transplants can change your personality. A ...

A newly reconstructed fossil face from Ethiopia reveals surprising complexity in early human evolution. By digitally fitting together teeth and fossilized bone fragments, researchers reconstructed a ...

A 1.5-million-year-old skull suggests Homo erectus evolved through a messy transition, with multiple human forms coexisting.

Two researchers argue that humans are suffering from an evolutionary mismatch, leading to chronic stress and other health ...