19/08/2008

Scientists Move Optical Computing Closer to Reality

(PhysOrg.com) -- Scientists at the University of Pennsylvania have theorized a way to increase the speed of pulses of light that bound across chains of tiny metal particles to well past the speed of light by altering the ...

The price of power at work?

Individuals with a more senior level of job authority have higher levels of interpersonal conflict according to new research out of the University of Toronto.

Greenland ice core reveals history of pollution in the Arctic

New research, reported this week in the online early edition of the Proceedings of the National Academy of Sciences, finds that coal burning, primarily in North America and Europe, contaminated the Arctic and potentially ...

Rice lab finds molecular clues to Wilson disease

Using a combination of computer simulations and cutting-edge lab experiments, physical biochemists at Rice University have discovered how a small genetic mutation -- which is known to cause Wilson disease -- subtly changes ...

Getting to the root of the matter

Like most things that exist underground, plant roots are out-of-sight and easily forgotten, but while flowers, leaves, and other aboveground plant parts are more familiar, plant roots are equally deserving of our appreciation. ...

Food, health get top billing at national chemistry meeting

Well beyond the advice to drink enough water and not eat too much NaCl, the nation's chemists will get elemental with grapefruit, onions, peppers, tomatoes, carrots and watermelons this week at the American Chemical Society ...

Controlling the size of nanoclusters

Melissa Patterson, a W. Burghardt Turner Fellow at Stony Brook University (SBU), will give a talk at the American Chemical Society's national meeting in Philadelphia on controlling the size of nanoclusters, research she performed ...

Chronic lead poisoning from urban soils

Chronic lead poisoning, caused in part by the ingestion of contaminated dirt, affects hundreds of thousands more children in the United States than the acute lead poisoning associated with imported toys or jewelry. Could ...

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