This breakthrough represents a big step toward creating animal hybrids capable of growing human-compatible organs, easing the ...

Everything that’s been called Homo sapiens, isn’t. In my opinion, far too many species have been lumped together into this one taxonomic category. The truth of the human story is far more complicated, ...

On an expedition in the Awash Valley in Ethiopia, two anthropologists uncovered the bones of a 3.2 million-year-old human ...

Classification is a natural human propensity—we organize our clothes, our kitchen cupboards, and our toys. This applies to the natural world, too, where animals and plants are grouped based on ...