News tagged with evolutionary success
Study finds human population expanded during late Stone Age
Jul 29, 2009 |
4.3 / 5 (3) |
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Genetic evidence is revealing that human populations began to expand in size in Africa during the Late Stone Age approximately 40,000 years ago. A research team led by Michael F. Hammer (Arizona Research Laboratory's Division ...
Yeast missing sex genes undergo unexpected sexual reproduction
May 24, 2009 |
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An emerging form of the pathogenic yeast Candida is able to complete a full sexual cycle in a test tube, even though it's missing the genes for reproduction. And it may also do so while infecting us, according to Duke Univer ...
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FTC looking into Google's AdMob acquisition
12 hours ago |
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Web search and advertising giant Google said Wednesday that the US Federal Trade Commission (FTC) is seeking more information about its proposed purchase of mobile advertising company AdMob.
First volume of microbial encyclopedia published
16 hours ago |
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The Earth is estimated to have about a nonillion (1030) microbes in, on, around, and under it, comprised of an unknown but very large number of distinct species. Despite the widespread availability of microbi ...
Researchers reveal secrets of duck sex: It's all screwed up
23 hours ago |
3.7 / 5 (9) |
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Female ducks have evolved an intriguing way to avoid becoming impregnated by undesirable but aggressive males endowed with large corkscrew-shaped penises: vaginas with clockwise spirals that thwart oppositely ...
Researcher finds success with new anti-cancer drug
Dec 22, 2009 |
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A study conducted at Scott & White Healthcare in Temple, Texas, found that a new drug stopped the growth of breast tumors in mice. This drug is unique in that it works both by stopping the cancer cells from growing and metastasizing ...
Seeing how evolutionary mechanisms yield biological diversity
Dec 22, 2009 |
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An international team of scientists has discovered how changes in both gene expression and gene sequence led to the diversity of visual systems in African cichlid fish.
Study sheds light on microscopic flower petal ridges
Dec 22, 2009 |
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(PhysOrg.com) -- Microscopic ridges contouring the surface of flower petals might play a role in flashing that come-hither look pollinating insects can't resist. Michigan State University scientists and colleagues ...
Protein link may be key to new treatment for aggressive brain tumor
Dec 22, 2009 |
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Biomedical researchers at the University of Central Florida have found a protein that could hold the key to treating one of the most common and aggressive brain tumors in adults.
Fossil shelved for a century reworks carnivore family tree
Other Sciences / Archaeology & Fossils
Dec 22, 2009 |
4.5 / 5 (8) |
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More than a hundred years after its discovery, the limbs and vertebrae of a fossil have been pulled off the shelf at the American Museum of Natural History to revise the view of early carnivore lifestyles. ...
We now know that the brain controls the formation of bone
Dec 22, 2009 |
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The brain acts as a profound regulatory centre, controlling myriad processes throughout the body in ways we are only just beginning to understand. In new findings, Australian scientists have shown surprising connections between ...
The past matters to plants
Dec 21, 2009 |
4.7 / 5 (3) |
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(PhysOrg.com) -- It's commonly known that plants interact with each other on an everyday basis: they shade each other out or take up nutrients from the soil before neighboring plants can get them. Now, researchers ...
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