In both chimpanzees and humans, portions of the brain that are critical for complex cognitive functions, including decision-making, self-awareness and creativity, are immature at birth. But there are important differences, ...
Plants & Animals
Aug 11, 2011
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Advanced crafting of stone spearheads contributed to the development of new ways of human thinking and behaving.
Archaeology
Jun 21, 2011
10
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Across many groups of animals, species with bigger brains often have better cognitive abilities. But it's been unclear whether overall brain size or the size of specific brain areas is the key.
Plants & Animals
Apr 11, 2011
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Researchers are exploring ways to make rescue robots less "creepy" and more user-friendly, incorporating lessons learned from studies of how humans interact with technology
Robotics
Mar 14, 2011
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Human brains have shrunk over the past 30,000 years, puzzling scientists who argue it is not a sign we are growing dumber but that evolution is making the key motor leaner and more efficient.
Evolution
Feb 6, 2011
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(PhysOrg.com) -- Over millions of years dogs have developed bigger brains than cats because highly social species of mammals need more brain power than solitary animals, according to a study by Oxford University.
Plants & Animals
Nov 23, 2010
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(PhysOrg.com) -- The relatively larger human brain makes us the most intelligent of the primates. But if we're so smart, how come we've eaten our way into an obesity epidemic? One reason is the relatively smaller human stomach ...
Evolution
Jul 5, 2010
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Who's in charge? Who's got food? The brain region responsible for learning and memory is bigger in social bee queens who may have to address these questions than in solitary queens, report scientists at the Smithsonian Tropical ...
Plants & Animals
Mar 23, 2010
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Researchers at the Yerkes National Primate Research Center, Emory University, have successfully generated the first transgenic prairie voles, an important step toward unlocking the genetic secrets of pair bonding. The future ...
Biotechnology
Dec 1, 2009
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(PhysOrg.com) -- Being in captivity for just a few weeks can reduce the volume of the hippocampus by as much as 23 percent, according to a new Cornell study.
Plants & Animals
Oct 12, 2009
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