News tagged with social behavior

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Brain is not fully mature until 30s and 40s

( -- New research from the UK shows the brain continues to develop after childhood and puberty, and is not fully developed until people are well into their 30s and 40s. The findings contradict current theories ...

dateDec 22, 2010 in Neuroscience report
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'Worm speak' uses chemicals to communicate

( -- A species of small, transparent roundworms have a highly evolved language in which they combine chemical fragments to create precise molecular messages that control social behavior, reports a new study from ...

dateJan 26, 2012 in Cell & Microbiology
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Can a plant be altruistic?

The concept of altruism has long been debated in philosophical circles, and more recently, evolutionary biologists have joined the debate. From the perspective of natural selection, altruism may have evolved because any ...

dateNov 11, 2009 in Plants & Animals
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A 200,000-year-old cut of meat

Contestants on TV shows like Top Chef and Hell's Kitchen know that their meat-cutting skills will be scrutinized by a panel of unforgiving judges. Now, new archaeological evidence is getting the same scrutiny by scientists ...

dateOct 14, 2009 in Archaeology & Fossils
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