Team learns how cellular protein detects viruses and sparks immune response
A study led by researchers at the University of Illinois reveals how a cellular protein recognizes an invading virus and alerts the body to the infection.
Feb 19, 2009
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Nutrient Pollution Chokes Marine and Freshwater Ecosystems
Protecting drinking water and preventing harmful coastal "dead zones", as well as eutrophication in many lakes, will require reducing both nitrogen and phosphorus pollution. Because streams and rivers are conduits to the ...
Feb 19, 2009
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Anti-aging pathway enhances cell stress response
People everywhere are feeling the stress of a worldwide recession. Our cells, too, are under continual assault from stress.
Feb 19, 2009
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Researchers create atomic-sized one-stop shop for nanoelectronics (Video)
(PhysOrg.com) -- University of Pittsburgh researchers have created a nanoscale one-stop shop, a single platform for creating electronics at a nearly single-atom scale that could yield advanced forms of such technologically ...
Nanophysics
Feb 19, 2009
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250 DVDs on a quarter: New method of self-assembling nanoscale elements could transform data storage industry
(PhysOrg.com) -- An innovative and easily implemented technique in which nanoscale elements precisely assemble themselves over large surfaces could soon open doors to dramatic improvements in the data storage capacity of ...
Nanophysics
Feb 19, 2009
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Fermi Gamma-Ray Space Telescope Sees Most Extreme Gamma-Ray Blast Ever
(PhysOrg.com) -- With the greatest total energy, the fastest motions, and the highest-energy initial emissions ever before seen, a gamma-ray burst recently observed by the Fermi Gamma-ray Space Telescope is one for the record ...
Astronomy
Feb 19, 2009
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Gold-palladium nanoparticles achieve greener, smarter production of hydrogen peroxide
Hydrogen peroxide is one of the world's most versatile and widely used chemicals. A powerful oxidizing agent, H2O2 is commonly used as a bleach, an antiseptic and a disinfectant.
Nanomaterials
Feb 19, 2009
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Physicists find unusual electronic properties in bismuth-based crystalline material
Physicists at Rutgers University have discovered unusual electronic properties in a material that has potential to improve solar cell efficiency and computer chip design.
General Physics
Feb 19, 2009
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Billions of years ago, microbes were key in developing modern nitrogen cycle
(PhysOrg.com) -- As the world marks the 200th anniversary of Charles Darwin's birth, there is much focus on evolution in animals and plants. But new research shows that for the countless billions of tiniest creatures - microbes ...
Feb 19, 2009
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What do Biological Cells and Democracy Have in Common?
(PhysOrg.com) -- Scientists at the New England Complex Systems Institute (NECSI) and Harvard University offer a groundbreaking new perspective on how genes determine and regulate the functional identity of a cell. The study, ...
Feb 19, 2009
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