At this year's meeting of the American Association for the Advancement of Science, Douglas J. Wiebe, PhD, assistant professor of Epidemiology at the University of Pennsylvania School of Medicine will present portions of an ...
Feb 22, 2010
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Material scientists at the Nano/Bio Interface Center of the University of Pennsylvania have demonstrated the transduction of optical radiation to electrical current in a molecular circuit. The system, an array ...
Feb 12, 2010
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Biologists at the University of Pennsylvania studying oocytes in mice, the immature egg cells necessary for sexual reproduction, have demonstrated an unusual behavior in microRNA, or miRNA, activity that may be the first ...
Feb 03, 2010
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Psychologists at the University of Pennsylvania and the University of Memphis have released a new study on linguistic evolution that challenges the prominent hypothesis for why languages differ throughout the world.
Jan 21, 2010
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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 ...
Dec 21, 2009
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An international team of environmental scientists led by the University of Pennsylvania has shown that sea-level rise along the Atlantic Coast of the United States was 2 millimeters faster in the 20th century ...
Dec 10, 2009
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Environmental scientists at the University of Pennsylvania and Durham University have employed a novel combination of geological and model reconstructions of wetland environments during a 10,000-year period ...
Dec 10, 2009
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(PhysOrg.com) -- An international team of environmental scientists led by the University of Pennsylvania has shown that sea-level rise along the Atlantic Coast of the United States was 2 millimeters faster in the 20th century ...
Dec 03, 2009
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German scientist Paul Ehrlich found what he coined the "magic bullet" in the early 20th century upon developing the world’s first effective treatment of syphilis.
Nov 23, 2009
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PHILADELPHIA -- An international team of environmental scientists led by the University of Pennsylvania has shown that sea-level rise, at least in North Carolina, is accelerating. Researchers found 20th-century sea-level ...
Oct 28, 2009
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(PhysOrg.com) -- Sweden and Denmark lead the world in social progress, Afghanistan is at the bottom of the list and the United States ranks 35th among 162 nations, tied with Ireland, Latvia and Hong Kong. Those are among ...
Oct 26, 2009
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A team of engineers from the University of Pennsylvania has transformed simple nanowires into reconfigurable materials and circuits, demonstrating a novel, self-assembling method for chemically creating nanoscale ...
Oct 23, 2009
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(PhysOrg.com) -- A research collaboration led by biologists and neuroscientists at the University of Pennsylvania has found a molecular pathway in the brain that is the cause of cognitive impairment due to sleep deprivation. ...
Oct 22, 2009
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