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.

Modern humans descended from not one, but at least two ancestral populations that drifted apart and later reconnected, long ...

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 ...

At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, ...

Modern humans descended from not one, but at least two ancestral populations that drifted apart and later reconnected, long before modern humans spread across the globe. Using advanced analysis based ...

Smithsonian paleoanthropologists explore how the year brought us closer to understanding ancient human relatives and origins Ryan McRae and Briana Pobiner A young chimpanzee looks on during an outing ...

Far from being a simple, straight-line evolution, human history is a tangled web of ancient love stories. Newly uncovered genetic evidence suggests our ancestors didn’t just mate with ...

A 5,500-year-old skeleton from Colombia has revealed the oldest known genome of the bacterium linked to syphilis and related ...

New DNA Study Links Human's Low Pain Tolerance to Ancient Genetic Roots ...

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