To truly understand the mechanisms of natural selection, evolutionary biologists need to shift their focus from present-day molecules to synthesized, ancestral ones, says Shozo Yokoyama, a biologist at Emory University.
Plants & Animals
Feb 15, 2013
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Comforting a friend or relative in distress may be a more hard-wired behavior than previously thought, according to a new study of bonobos, which are great apes known for their empathy and close relation to humans and chimpanzees. ...
Plants & Animals
Jan 30, 2013
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Researchers at the Yerkes National Primate Research Center, Emory University, are the first to show chimpanzees possess a sense of fairness that has previously been attributed as uniquely human. Working with colleagues from ...
Plants & Animals
Jan 14, 2013
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(Phys.org)—Scientists studying how songbirds stay on key have developed a statistical explanation for why some things are harder for the brain to learn than others.
Plants & Animals
Dec 20, 2012
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(Phys.org)—December 22 marks the 125th anniversary of the birth of Srinivasa Ramanujan, an Indian mathematician renowned for somehow intuiting extraordinary numerical patterns and connections without the use of proofs or ...
Mathematics
Dec 17, 2012
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The ability to learn complex, symbolic math is a uniquely human trait, but it is intricately connected to a primitive sense of magnitude that is shared by many animals, finds a study to be published by the Proceedings of ...
Social Sciences
Oct 30, 2012
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(Phys.org)—When it comes to physics, glass lacks transparency. No one has been able to see what's happening at the molecular level as a super-cooled liquid approaches the glass state – until now. Emory University physicists ...
Condensed Matter
Oct 16, 2012
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A racial quota system at one of the leading universities in Brazil raised the proportion of black students from low-income families, without decreasing their efforts to succeed in school, a major new study finds.
Social Sciences
Sep 7, 2012
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While exchanging favors with others, humans tend to think in terms of tit-for-tat, an assumption easily extended to other animals. As a result, reciprocity is often viewed as a cognitive feat requiring memory, perhaps even ...
Plants & Animals
Sep 3, 2012
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When an invading bacterium or virus starts rummaging through the contents of a cell nucleus, using proteins like tiny hands to rearrange the host's DNA strands, it can alter the host's biological course. The invading proteins ...
General Physics
Aug 30, 2012
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