This video traces the long evolutionary path from the first primates about 85 million years ago to modern Homo sapiens.

For nearly 30 years, a landmark study shaped how scientists understood the relationship between brain and body size in ...

Biologists group animals with similar traits into broad categories called orders. Despite their similarities, animal species ...

Saliva is a bodily fluid most of us take for granted despite the significant roles it plays: aiding in digestion, maintaining strong teeth and defending against oral disease. However, the evolution of ...

Sleep is often treated as a casualty of modern life. Artificial lighting, shift work, endless notifications and late-night ...

The story of primates is a tale of incredible variety and ancient roots, told through the lens of science, DNA, and time itself. These creatures, ranging from massive gorillas to tiny mouse lemurs, ...

1. Introduction / Tracy L. Kivell, Pierre Lemelin, Brian G. Richmond, and Daniel Schmitt -- 2. On primitiveness, prehensility, and opposability of the primate hand : the contributions of Frederic Wood ...

Primate evolution claim challenged An analysis of 37 million year old primate fossils is fueling a debate over the existence of an evolutionary link between lemur-like and monkey-like primates -- a ...

Primate behavioral diversity : The behavioral ecology of Strepsirrhines and Tarsiers / Peter M. Kappeler ; The behavior, ecology, and social evolution of new world monkeys / Eduardo Fernandez-Duque, ...

A study investigated whether the genes for schizophrenia and autism appeared more frequently as mammals evolved bigger brains ...

Humans sleep less than every other primate on record, despite having the biggest brains — biologists call it the human sleep ...