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A 3.5-million-year-old skull found in Kenya represents a group of species in the human evolutionary family that evolved separately from australopithecines such as Lucy's kind in Ethiopia.
The American Anthropological Association has launched a formal inquiry into the highly publicized allegations of scientific misconduct by anthropologists and others working in South America among the Yanomami Indians.
Researchers contend that neighboring communities of wild chimpanzees develop distinctive styles of mutual grooming to identify fellow group members and foster social solidarity.
A fossil analysis indicates that, by about 100,000 years ago, modern humans in the Middle East had hands suited to holding stone tools by attached handles, whereas Neandertals did not.
A new book raises troubling and controversial issues regarding research on a famous South American Indian population.
Incisions on ancient bone implements found in South Africa indicate that human ancestors gathered termites, a protein-rich food source, more than 1 million years ago.
Ancient mitochondrial DNA extracted from Homo sapiens fossils and anatomical links among H. sapiens crania from different regions both support a theory of geographically diverse human origins.
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