A new policy paper by Rice University's Baker Institute for Public Policy shows a clear increase in the size and influence of noncommercial traders, or "speculators," in the oil futures market since regulations were eased ...
Economics & Business
Aug 27, 2009
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(PhysOrg.com) -- The parasitic flowering plant Striga, or "witchweed," attacks the roots of host plants, draining needed water and nutrients and leaving them unable to grow and produce any grains. Witchweed is endemic throughout ...
Biotechnology
Aug 27, 2009
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Scientific dogma has long asserted that females are born with their entire lifetime's supply of eggs, and once they're gone, they're gone. New findings by researchers at Fred Hutchinson Cancer Research Center, published online ...
Cell & Microbiology
Aug 27, 2009
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In a vivid illustration of natural selection at work, scientists at Harvard University have found that deer mice living in Nebraska's Sand Hills quickly evolved lighter coloration after glaciers deposited sand dunes atop ...
Evolution
Aug 27, 2009
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As temperatures soar, scientists have been collecting data amid the ancient ruins that symbolise the birthplace of western culture. These data, combined with measurements from aircraft and satellites, promise to improve 'urban ...
Environment
Aug 27, 2009
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Small interfering RNA (siRNA), a type of genetic material, can block potentially harmful activity in cells, such as tumor cell growth. But delivering siRNA successfully to specific cells without adversely affecting other ...
Biotechnology
Aug 27, 2009
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(PhysOrg.com) -- The green mussel is known for being a notoriously invasive fouling species, but scientists have just discovered that it also has a very powerful form of adhesion in its foot, according to a recent article ...
Biochemistry
Aug 27, 2009
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Researchers at Burnham Institute for Medical Research (Burnham), University of Texas Southwestern Medical Center and University of Maryland have demonstrated that an enzyme that is essential to many bacteria can be targeted ...
Biochemistry
Aug 27, 2009
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Scientists working collaboratively, at the same time, but in different locations around the world, can now do so thanks to ultra-high-speed, broadband networks and special software developed as part of a National Science ...
Computer Sciences
Aug 27, 2009
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Cognitive scientists, geologists, and vision scientists are teaming up to learn how expert geologists unconsciously view landscapes for clues that point the way to important discoveries. The National Science Foundation has ...
Social Sciences
Aug 27, 2009
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