News tagged with evolutionary development
A 200,000-year-old cut of meat
Other Sciences / Archaeology & Fossils
Oct 14, 2009 |
4.2 / 5 (13) |
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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 ...
DNA patterns of microbes
Jun 25, 2009 |
3.5 / 5 (2) |
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(PhysOrg.com) -- The genomes or DNA of microbes contain defined DNA patterns called genome signatures. Such signatures may be used to establish relationships and to search for DNA from viruses or other organisms ...
Culture skews human evolution
Mar 12, 2009 |
4 / 5 (9) |
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(PhysOrg.com) -- The rise of agriculture 10,000 years ago meant the end of the hunter-gatherer lifestyle for which human beings had been optimized by millions of years of evolution and the beginning of an ...
Search results for evolutionary development
Dogs, maybe not, but old genes can learn new tricks
May 11, 2009 |
5 / 5 (8) |
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A popular view among evolutionary biologists that fundamental genes do not acquire new functions was challenged this week by a new study in the Proceedings of the National Academy of Sciences.
Study: Evolutionary past may determine how we choose leaders
Other Sciences / Social Sciences
Oct 21, 2009 |
2.5 / 5 (11) |
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(PhysOrg.com) -- Why did Barack Obama win the US election and did the fact he is over six feet tall influence the voters? The authors of a paper published in Current Biology this month argue that due to 'a ...
New insight into primate eye evolution
May 18, 2009 |
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Researchers comparing the fetal development of the eye of the owl monkey with that of the capuchin monkey have found that only a minor difference in the timing of cell proliferation can explain the multiple anatomical differences ...
Research links evolution of fins and limbs with that of gills
Mar 23, 2009 |
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The genetic toolkit that animals use to build fins and limbs is the same genetic toolkit that controls the development of part of the gill skeleton in sharks, according to research to be published in Proceedings of ...
Study examines the evolutionary fate of 'useless' traits
Sep 08, 2009 |
4 / 5 (1) |
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What happens when traits no longer give creatures a competitive edge?
Research team finds important role for junk DNA
May 20, 2009 |
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(PhysOrg.com) -- Scientists have called it "junk DNA." They have long been perplexed by these extensive strands of genetic material that dominate the genome but seem to lack specific functions. Why would nature ...
Chromosome breakpoints contribute to genetic variation
Apr 23, 2009 |
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A new study reveals that - contrary to decades of evolutionary thought - chromosome regions that are prone to breakage when new species are formed are a rich source of genetic variation.
Researchers Find 'Junk DNA' May Have Triggered Key Evolutionary Changes in Human Thumb and Foot
Sep 04, 2008 |
4.8 / 5 (19) |
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(PhysOrg.com) -- Out of the 3 billion genetic letters that spell out the human genome, Yale scientists have found a handful that may have contributed to the evolutionary changes in human limbs that enabled ...
Hormone that affects finger length key to social behavior
Nov 04, 2009 |
3.7 / 5 (9) |
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The hormones, called androgens, are important in the development of masculine characteristics such as aggression and strength. It is also thought that prenatal androgens affect finger length during development in the womb. ...
Changing the course of nature: Are fisheries directing the evolution of fish populations?
Sep 10, 2009 |
2 / 5 (1) |
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For many of the types of fish we buy in stores or order in restaurants, the chance that an individual dies from fishing is several times higher than dying of natural causes. This may seem obvious to most (they had to get ...
List of search results for evolutionary development
