Fire is an ancient natural phenomenon that has shaped our planet for more than 400 million years. It alters habitats, affects ...

The study questions the long-held belief that northern Africa became arid around 3 million years ago, which coincides with ...

New research suggests that the unique way human placentas produce sex hormones during pregnancy may have been a key driver ...

Recent discoveries using lab-grown brain organoids, or "mini-brains," suggest that testosterone increases brain size while ...

The placenta and the hormones it produces may have played a crucial role in the evolution of the human brain, while also ...

A study led by researchers from Brown University finds that rainfall patterns across northern Africa remained largely stable ...

The placenta and the hormones it produces may have played a crucial role in the evolution of the human brain, while also ...

Learn why the idea of an ancient African drying period is now being challenged and what this means for the story of the first humans.

Scientists have found genetic evidence of an ancient group of people in Colombia with no modern-day descendants. It’s as if ...

Denisovans, Neanderthals, and early Homo sapiens coexisted and even interbred, leaving behind traces of their DNA in modern humans. In fact, many people today carry small amounts of Denisovan DNA, a ...