The Indigenous peoples of the Bolivian highlands are survivors. For thousands of years they have lived at altitudes of more than two miles, where oxygen is about 35 percent lower than at sea level.

The remarkable baya weaver, a diminutive bird native to India, exemplifies Darwin's theory of natural selection with its ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

A massive study of ancient DNA from nearly 16,000 people across more than 10,000 years in West Eurasia reveals that natural selection has shaped modern human genomes far more than previously thought.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A strange tiny species of crustacean has challenged the way we think ...

Some researchers hold that evolution hasn’t much altered humans in the past 10,000 years. A new analysis of ancient DNA indicates that natural selection continued to shape hundreds of genes. By Carl ...

NASA had a big – and little – problem. For a small satellite, the agency needed a tiny antenna, with very specific ...

For well over a century, Darwin’s theory of natural selection has served as biology’s grand unifying framework, explaining how species adapt and evolve through the differential replication of randomly ...