Why are 90% of people right-handed and 10% left-handed? A modification of the well-known fighting hypothesis aims to explain ...
The natural and the social world shaped the evolution of each. Knowing whom to invite to dinner is as important as knowing how to cook.
Two fossil skulls found in central China are prompting fresh debate over when they lived – and where they belong in the human family tree.
Scientists rebuilt the face of “Little Foot,” a 3.67-million-year-old fossil, uncovering new clues about early human ...
By reconstructing ancient nitrogen-processing enzymes, scientists are uncovering new clues about how early life survived on a very different Earth.
Animals that dwell at high altitudes have adapted to cope with low oxygen levels, a condition that damages a vital part of nerve cells ...
Childbirth was difficult and dangerous for our ape-like ancestors, much as it is for women today. A new study of the pelvises of Australopithecus suggests that labour exerted powerful forces on their ...
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