Trophoblast stem cells (TSCs), cells found in the layer of peripheral embryonic stem cells from which the placenta is formed, are thought to exhibit "immune privilege" that aids cell survivability and is potentially beneficial ...
Cell & Microbiology
Oct 29, 2009
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(PhysOrg.com) -- It is widely believed that women live long post-reproductive lives to help care for their grandchildren. According to the "Grandmother Hypothesis," post-menopausal women can increase their genetic contribution ...
Evolution
Oct 29, 2009
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(PhysOrg.com) -- A team of researchers led by University of California, Riverside (UCR) Professor of Chemical Engineering Wilfred Chen has constructed for the first time a synthetic cellulosome in yeast, which is much more ...
Cell & Microbiology
Oct 29, 2009
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(PhysOrg.com) -- Since reports of widespread bee die-offs began to surface in October 2006, researchers have investigated possible reasons ranging from hive-infecting mites to cell phone-tower radiation. They have yet to ...
Plants & Animals
Oct 29, 2009
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(PhysOrg.com) -- Every month, Sarah Stewart-Mukhopadhyay fires her 20-foot gun in the basement of Harvard's Hoffman Lab, sending shivers through the concrete and steel structure that can be picked up by seismometers upstairs.
Space Exploration
Oct 29, 2009
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(PhysOrg.com) -- A team of chemists from the U.S. and France has found compelling evidence of a previously undocumented large volcanic eruption that occurred exactly 200 years ago, in 1809.
Earth Sciences
Oct 29, 2009
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An adhesive used in products like laminate countertops may also help cement a place for economically viable biofuels, according to a Kansas State University researcher.
Materials Science
Oct 29, 2009
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The so-called "silver spoon" effect -- in which wealth is passed down from one generation to another -- is well established in some of the world's most ancient economies, according to an international study coordinated by ...
Social Sciences
Oct 29, 2009
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(PhysOrg.com) -- Finally, an optical frequency comb that visibly lives up to its name. Scientists at the University of Konstanz in Germany and the National Institute of Standards and Technology in the U.S. have built the ...
General Physics
Oct 29, 2009
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Mobile phones are on the verge of becoming powerful tools to collect data on many issues, ranging from global health to the environment.
Computer Sciences
Oct 29, 2009
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