Category Archives: Genetics

Human Culture Is An Evolutionary Force

As with any other species, human populations are shaped by the usual forces of natural selection, like famine, disease or climate. A new force is now coming into focus. It is one with a surprising implication — that for the … Continue reading

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First Inhabitants Of Canary Islands Were Berbers

A team of Spanish and Portuguese researchers has carried out molecular genetic analysis of the Y chromosome (transmitted only by males) of the aboriginal population of the Canary Islands to determine their origin and the extent to which they have … Continue reading

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Asia-to-America Migration Wasn’t A Nonstop Trip

Human migration from Asia to the Americas occurred in three stages, with a 20,000-year layover on the frozen strip of land called Beringia in what is now the Bering Strait, researchers said this week. Most scientists had believed that the … Continue reading

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Blue-eyed Individuals Have A Single Ancestor

A team of scientists has tracked down a genetic mutation that leads to blue eyes. The mutation occurred between 6,000 and 10,000 years ago, so before then, there were no blue eyes. MSNBC

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Polynesian Chickens In Chile

Scholars have long assumed the Spaniards first introduced chickens to the New World along with horses, pigs, and cattle. But now radiocarbon dating and DNA analysis of a chicken bone excavated from a site in Chile suggest Polynesians in oceangoing … Continue reading

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