Chimps on treadmill offer human evolution insight
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Chimpanzees scampering on a treadmill have provided support for the notion that ancient human ancestors began walking on two legs because it used less energy than quadrupedal knuckle-walking, scientists said.
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The scientific world has just been given an amazing new insight into the complexities of human evolution. A team of Indonesian and Australian scientists has discovered fossils of a new human
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More than by brain size or tool-making ability, the human species was set apart from its ancestors by the ability to jog mile after lung-stabbing mile with greater endurance than any other primate, according to research published today in the journal
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Human two-legged walking uses much less energy than chimps' four-legged gait, scientists show.
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Chimpanzees have been observed making and using wooden spears to hunt other primates.
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A recent behavioral study demonstrated that animals understand and react to the concept of fairness. In the study, monkeys were given unequal rewards for completing equal tasks.
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>Tool use more widespread among chimp population  The noise came from the trees: crack, crack, crack.
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Chimpanzees and humans split from a common ancestor just 4 million years ago -- a much shorter time than current estimates of 5 million to 7 million years ago, according to a study published on Friday.
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A University of Chicago study sheds light on why intelligence in humans evolved more rapidly than in other animals. &#39;Humans evolved their cognitive abilities not due to a few accidental mutations, but rather
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WASHINGTON - A chimp-sized human ancestor walked upright 6 million years ago, far earlier than anyone had been able to show before, researchers report.
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The basis for laughter may have originated in an ancient primate ancestral to both humans and modern apes, a study suggests.
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Scientists believe they may have found the remains of an extinct species of ape that would be the last common ancestor humans shared with chimpanzees, gorillas and other primates during a dig in Spain.
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The remains of a primate that could be the ancestor of humans and all the great apes is discovered.
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Endurance running let us evolve to look the way we do - Humans evolved from ape-like ancestors because they needed to run long distances - perhaps to hunt animals or scavenge carcasses on Africa&#39;s vast savannah - and the ability to run shaped our anatomy
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DNA is aiding fossil hunters in the search for human origins by approaching the search for human origins from a different angle.
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long thought to be a byproduct of walking for early man - was actually an instrumental step in the evolution of people from ape-like creatures into what we know today as humans.
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106 chimpanzees, 32 orangutans and 105 babies face "The Primate Cognition Test Battery.".