News tagged with evolutionary
When did the feather take flight?
(PhysOrg.com) -- Some 125 million years ago--more recently than once thought possible -- the molecular structure of the modern feather began to take form, according to molecular dating research by scientists ...
Feb 07, 2012 |
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Castaway lizards provide insight into elusive evolutionary process
A University of Rhode Island biologist who released lizards on tiny uninhabited islands in the Bahamas has shed light on the interaction between evolutionary processes that are seldom observed.
Feb 02, 2012 |
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Extended synaptic development may explain our cognitive edge over other primates
Over the first few years of life, human cognition continues to develop, soaking up information and experiences from the environment and far surpassing the abilities of even our nearest primate relatives. In a study published ...
Feb 01, 2012 |
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Transgene insects: Scientists call for more open data
While genetically modified plants have already been introduced into the wild on a large scale in some parts of the world, the release of genetically modified animals is still at a relatively early stage. A ...
Feb 01, 2012 |
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Ancient DNA holds clues to climate change adaptation
(PhysOrg.com) -- Thirty-thousand-year-old bison bones discovered in permafrost at a Canadian goldmine are helping scientists unravel the mystery about how animals adapt to rapid environmental change.
Jan 31, 2012 |
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MSU geneticist helps find butterfly gene, clue to age-old question
(PhysOrg.com) -- Years after sleeping in hammocks in the wilds of Peru and Panama, collecting hundreds of thousands of samples of colorful insects, Mississippi State assistant professor Brian Counterman now ...
Jan 30, 2012 |
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Mouse to elephant? Just wait 24 million generations
Scientists have for the first time measured how fast large-scale evolution can occur in mammals, showing it takes 24 million generations for a mouse-sized animal to evolve to the size of an elephant.
Jan 30, 2012 |
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The many unexpected sides of romantic love
Love can bring out both the best and the worst in people. Which way it turns depends on the best way to protect the relationship, say researchers studying the evolution of romantic love.
Medicine & Health / Psychology & Psychiatry
Jan 30, 2012 |
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Tracking the birth of an evolutionary arms race between HIV-like viruses and primate genomes
Using a combination of evolutionary biology and virology, scientists at Fred Hutchinson Cancer Research Center have traced the birth of the ability of some HIV-related viruses to defeat a newly discovered cellular-defense ...
Medicine & Health / HIV & AIDS
Jan 26, 2012 |
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Examining evolution from a cellular perspective
The evolutionary processes of unicellular and multicellular organisms are continually under debate. John Torday, Ph.D., a lead investigator at Los Angeles Biomedical Research Institute (LA BioMed), has recently co-authored ...
Jan 25, 2012 |
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It's evolution: Nature of prejudice, aggression different for men and women
Prejudice is linked to aggression for men and fear for women, suggests new research led by Michigan State University scholars.
Medicine & Health / Psychology & Psychiatry
Jan 24, 2012 |
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Advantages of living in the dark: The multiple evolution events of 'blind' cavefish
The blind Mexican cavefish (Astyanax mexicanus) have not only lost their sight but have adapted to perpetual darkness by also losing their pigment (albinism) and having altered sleep patterns. New research publis ...
Jan 22, 2012 |
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'Rules' may govern genome evolution in young plant species
A new University of Florida study shows a hybrid plant species may experience rapid genome evolution in predictable patterns, meaning evolution repeats itself in populations of independent origin.
Jan 19, 2012 |
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The power of flowers: Research sprouts a closer look at sunflower genetics
A Kansas State University researcher's plant genetic work is rooted in the sunflower state.
Jan 19, 2012 |
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Planet of the Apes: Survival of the self-promoters
We humans can be a cocky species - so much so that a realistic self-image can be seen as a symptom of trouble.
Jan 17, 2012 |
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