News tagged with facilitated variation
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Search results for facilitated variation
Sniffing out clues to dogs' compulsive behavior
Dec 22, 2009 |
3.8 / 5 (4) |
0
(PhysOrg.com) -- At first glance, a dog chasing its tail seems a harmless, if fruitless, pursuit. But for many dogs and their owners, the habit has a dark side, one that means endless hours and energy spent ...
Modern behavior of early humans found half-million years earlier than previously thought
Other Sciences / Archaeology & Fossils
Dec 22, 2009 |
4.6 / 5 (16) |
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Evidence of sophisticated, human behavior has been discovered by Hebrew University of Jerusalem researchers as early as 750,000 years ago - some half a million years earlier than has previously been estimated ...
Digital Quantum Battery Could Boost Energy Density Tenfold
Dec 22, 2009 |
4.9 / 5 (33) |
13
(PhysOrg.com) -- Physicists theorize that quantum phenomena could provide a major boost to batteries, with the potential to increase energy density up to 10 times that of lithium ion batteries. According to ...
Genetic study clarifies African and African-American ancestry
Dec 21, 2009 |
4.8 / 5 (11) |
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People who identify as African-American may be as little as 1 percent West African or as much as 99 percent, just one finding of a large-scale, genome-wide study of African and African-American ancestry released ...
Microcephaly genes associated with human brain size
Dec 21, 2009 |
3.7 / 5 (3) |
1
A group of Norwegian and American researchers have shown that common variations in genes associated with microcephaly - a neuro-developmental disorder in which brain size is dramatically reduced - may explain differences ...
How the daisy got its spots... and why
Dec 18, 2009 |
4.5 / 5 (2) |
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Dark spots on flower petals are common across many angiosperm plant families and occur on flowers such as some lilies, orchids, and daisies. Much research has been done on the physiological and behavioral ...
African leaf-eating monkeys are 'likely to be wiped out' by climate change
Dec 18, 2009 |
3.3 / 5 (7) |
4
(PhysOrg.com) -- Monkey species will become 'increasingly at risk of extinction' because of global warming, according to new research published this week.
Study reveals lack of diversity in embryonic stem cell lines
Dec 16, 2009 |
5 / 5 (1) |
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The most widely used human embryonic stem cell lines lack genetic diversity, a finding that raises social justice questions that must be addressed to ensure that all sectors of society benefit from stem cell advances, according ...
New study links DHA type of omega-3 to better nervous-system function
Medicine & Health / Neuroscience
Dec 16, 2009 |
5 / 5 (1) |
0
The omega-3 essential fatty acids commonly found in fatty fish and algae help animals avoid sensory overload, according to research published by the American Psychological Association. The finding connects low omega-3s to ...
Surveying bird biodiversity from space?
Dec 16, 2009 |
not rated yet |
0
(PhysOrg.com) -- A fundamental rule of wildlife ecology says that diverse habitats foster greater biodiversity: The Amazon has far more species than Greenland. But how do habitat and biodiversity relate in a state like Wisconsin, ...
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