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.
A major evolutionary theory says most genetic changes don’t really matter, but new evidence suggests that’s not true. Researchers found that helpful mutations happen surprisingly often. The twist is ...
The story of Neanderthals is written in bones, genes, and evolutionary shifts that span hundreds of thousands of years. These ancient humans left behind a wealth of fossil evidence, yet their origins, ...
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 ...
Smallpox, caused by the variola virus, is one of the worst diseases humanity has ever faced, and it has many distinctions. The first vaccine that was ever developed was for smallpox, for example. It ...
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 ...
Researchers discovered that early puberty or childbirth doubles women’s risk for major diseases and accelerates aging, while later timing offers protective benefits. Genetic analysis reveals ...
Penn State provides funding as a founding partner of The Conversation US. University of Adelaide and Australian National University provide funding as members of The Conversation AU. Humans may be ...
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