If we look across the whole of the mammal branch of the tree of life, we find there are many groups of mammals that have evolved testicles of all different sizes. In almost all these separate cases, ...

Human evolution is explained through branching lineages rather than a simple linear progression. Fossils, genetics, and ...

A seven-million-year-old skull found in Chad sits at the center of a long argument about human origins. The species, ...

Human evolution is often told as a tidy story of adaptation, yet some of our most familiar body parts still defy straightforward explanation. From the jut of the human chin to the curve of the outer ...

In the deserts of Ethiopia, scientists uncovered fossils showing that early members of our genus Homo lived side by side with a newly identified species of Australopithecus nearly three million years ...

Trace the remarkable origin story of Homo sapiens and the crucial moments that shaped our species. Where did humans come from, and what makes us unique? Discover the remarkable origins of Homo sapiens ...

A badly crushed cranium unearthed decades ago from a riverbank in central China that once defied classification is now shaking up the human family tree, according to a new analysis. Scientists ...

Modern humans emerged roughly 300,000 years ago, but our genus Homo is much older. So what's the oldest human species on record? When you purchase through links on our site, we may earn an affiliate ...

The Trump Administration recently called out the Smithsonian Institution for pushing “one-sided, divisive political narratives,” leading GOP Sen. Jim Banks last week to introduce a bill prohibiting ...