Longer thumbs mean bigger brains, scientists have found—revealing how human hands and minds evolved together. Researchers studied 94 different primate species, including fossils and living animals, to ...

In most narratives, the story of evolution is the story of organisms emerging from the ocean and eventually populating the land. But for some species that evolution also involved a return trip. Dozens ...

New Haven, Conn. — In most narratives, the story of evolution is the story of organisms emerging from the ocean and eventually populating the land. But for some species that evolution also involved a ...

"This book was originally published as an issue of Philosophical transactions of the Royal Society B; Biological sciences (volume 363; number 1496) but has been materially changed and updated"--Title ...

The evolutionary case for eating meat is etched into human anatomy — but so is the case against it. The science deserves more ...

WASHINGTON — Newly discovered fossils have given scientists their first real glimpse of when Earth made a crucial transition from plants and unrecognizably simple animals to the complex creatures that ...

Newly discovered fossils in southwestern China provide scientists with unprecedented insight into the evolution of complex animals on Earth, marking a significant transition from simple life forms.

The evolutionary origin of sperm can be traced back to a single-celled ancestor of all living animals. Almost all animals reproduce by having a single-celled stage of their life cycle, involving two ...

Caves in Cambodia reveal new, previously unknown species and shed light on hidden ecosystems at risk of disappearing ...

Birds Bruce the parrot is missing his upper beak —‬ but that hasn't stopped him from becoming an undefeated jousting champion Human Evolution 'Human evolution didn't slow down; we were just missing ...