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Before the Invention of the U.S. Color Line

Part one of a four-part series. The United States is unique in preserving a genetic enclave of mostly African ancestry. The enclave results from an intermarriage barrier that has lasted for over four centuries. Before the invention of the color line in the Chesapeake colonies, intermarriage was common and theRead More

The History of “Race” in Science

The History of “Race” in Science. Inspired by Linnean biological categories, philosophers and scientists tried for two centuries to classify humans into biological groups. Some proposed as few as three “races”; others saw hundreds. All such schemes failed when subjected to tests of consistency and replicability. DNA reveals that weRead More

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