Human evolution has often been depicted as a process of adaptation, where natural selection and genetic changes drive species toward better-suited traits for survival in their environments. But this ...

A new Yale study provides a fuller picture of the genetic changes that shaped the evolution of the human brain, and how the process differed from the evolution of chimpanzees. For the study, published ...

The Atlas blue butterfly, with a record-breaking 229 pairs of chromosomes, is helping scientists unravel mysteries of ...

Ancient humans crossing the Bering Strait into the Americas carried more than tools and determination—they also carried a ...

A simple change in species composition can impact the course of evolution: A research team from the University of Bern and the University of British Columbia in Canada shows that the presence of just ...

Everywhere you go, you carry a population of microbes in your gastrointestinal tract that outnumber the human cells making up ...

Scientists have uncovered new evidence suggesting that autism may have it roots in how the human brain has evolved. "Our results suggest that some of the same genetic changes that make the human brain ...

With its inquisitive eyes, furry snout, and lush pelt, the mouse—nicknamed Xiao Zhu, or Little Bamboo—nimbly perched on a bamboo stalk, striking a pretty pose for the camera. But this mouse doesn’t ...