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Aztec Conquest Altered Genetics among Early Mexico Inhabitants, New DNA Study Shows

Aztec Conquest Altered Genetics among Early Mexico Inhabitants, New DNA Study Shows

For centuries, the fate of the original Otomí inhabitants of Xaltocan, the capital of a pre-Aztec Mexican city-state, has remained unknown. Researchers have long wondered whether they assimilated with the Aztecs or abandoned the town altogether. According to new anthropological research from The University of Texas at Austin, Wichita State University and Washington State University,…   » Continue Reading

New Study Shows Effects of Prehistoric Nocturnal Life on Mammalian Vision

Since the age of dinosaurs, most species of day-active mammals have retained the imprint of nocturnal life in their eye structures. Humans and other anthropoid primates, such as monkeys and apes, are the only groups that deviate from this pattern, according to a new study from The University of Texas at Austin and Midwestern University.