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.

Evolution is perhaps the most extraordinary story ever told—a tale spanning billions of years that connects every living thing on Earth through an intricate web of shared ancestry. From the tiniest ...

Hundreds of miles off the coast of Ecuador, in the very place that inspired Charles Darwin’s seminal theory of evolution, a wild-growing species appears to have hit rewind. A small tomato found in the ...

WASHINGTON (AP) — 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 ...

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Discover the fastest animals on Earth across land, air and water. From the peregrine falcon’s record-breaking dive to the ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. The story of how us humans—and other mammals—got our noses may have ...

Darwinian thinking has been challenged many times, starting with co-discoverer of natural selection Alfred Russel Wallace, who disagreed with some aspects of Charles Darwin’s arguments, but was ...