Archive: 05/17/2010

Stripes offer clues to superconductivity

New images of iron-based superconductors are providing telltale clues to the origin of superconductivity in a class of ceramic materials known as pnictides. The images reveal that electrons responsible for ...

dateMay 17, 2010 in Superconductivity
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Are invasives bad? Not always, researchers say

In 1988, a mysterious invader washed upon the New Jersey shore. The Asian shore crab likely arrived in ballast from commercial ships, and it found its new home to be quite agreeable. More than two decades ...

dateMay 17, 2010 in Ecology
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Sleep apnea may increase insulin resistance

Sleep apnea may cause metabolic changes that increase insulin resistance, according to researchers from the University of Pittsburgh Medical Center. The intermittent hypoxia associated with sleep apnea causes a distinct drop ...

dateMay 17, 2010 in Sleep apnea
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Climate threatens trout and salmon

Trout and salmon are among the world's most familiar freshwater fishes, but numbers have fallen over recent decades - in some areas, dramatically.

dateMay 17, 2010 in Ecology
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