Young, healthy adult volunteers exposed for two hours to ozone developed physiological changes associated with cardiovascular ailments, according to a small study reported in Circulation, an American Heart Association journal.
Environment
Jun 25, 2012
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(Phys.org) -- In biological systems, membranes are as important as water. They form the barrier between the inner world, within our cells, where we perform the chemical reactions of life, and the outside environment.
General Physics
Jun 14, 2012
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Following herbivory, plants produce jasmonic acid, a hormone which activates several plant defense reactions. Scientists found that leafhoppers can evaluate whether tobacco plants are ready for defense when attacked. If jasmonate-signaling ...
Biotechnology
May 23, 2012
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From man-made toxic chemicals such as industrial by-products to poisons that occur naturally, a water or food supply can be easily contaminated. And for every level of toxic material ingested, there is some level of bodily ...
Analytical Chemistry
May 14, 2012
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It provides the raw material for liquorice candy, calms the stomach and alleviates diseases of the airways: liquorice root. Chosen as the "Medicinal plant 2012", the root has been treasured in traditional healing since ancient ...
Biochemistry
Apr 17, 2012
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The lab of a University of California, Riverside Bourns College of Engineering professor was named on Tuesday, April 3 after Innovation Economy Corporation, a Riverside company that plans to commercialize his research focused ...
Bio & Medicine
Apr 4, 2012
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(PhysOrg.com) -- Storing energy from wind farms and releasing that electricity on demand requires high-capacity, low-cost batteries; sodium-ion batteries could be part of the answer now, thanks to fundamental insights garnered ...
Materials Science
Apr 4, 2012
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A group of European astronomers has discovered an ancient planetary system that is likely to be a survivor from one of the earliest cosmic eras, 13 billion years ago. The system consists of the star HIP 11952 and two planets, ...
Astronomy
Mar 27, 2012
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At the heart of the immune system that protects our bodies from disease and foreign invaders is a vast and complex communications network involving millions of cells, sending and receiving chemical signals that can mean life ...
Nanophysics
Mar 23, 2012
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A German computer scientist has developed a reliable wireless bicycle brake.
Engineering
Feb 24, 2012
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