This has been quite the wild year in human evolution stories. Our relatives, living and extinct, got a lot of attention—from ...

Researchers uncover evidence that the gut microbiome and brain connection can influence brain gene expression and neural ...

Look in the mirror and the feature that quietly sets you apart from every other species is not your eyes or your opposable ...

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, ...

(Reuters) - The incorporation of meat into the diet was a milestone for the human evolutionary lineage, a potential catalyst for advances such as increased brain size. But scientists have struggled to ...

Researchers find Apennine brown bears evolved into a smaller, less aggressive animal after centuries of coexistence with ...

Ronan the sea lion can dance to a lot of different songs, but there is something about “Boogie Wonderland,” by Earth, Wind and Fire that really gets her going. It didn’t take more than a few days for ...

In most cases, evolution is a pretty slow process, taking hundreds if not thousands of years—but when humans enter the ...

A ritual dance honoring Yoruban ancestors is one of the countless examples of human culture. Jorge Fernández/LightRocket via Getty Images Of the 8.7 million species on Earth, why are human beings the ...

Two chimpanzees meeting with each other apparently have a discussion using hand gestures, one of the human-like characteristics of other mammals. (Getty Images) Of the 8.7 million species on Earth, ...