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5,114 results for: seek
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PhysicsThe Hunt for Antihelium
Scientists have been searching about 30 years for a single nucleus of helium made from antimatter, and although the discovery would imply that whole antimatter galaxies exist, the researchers' time could be running out.
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TechReaching for Rays
Harnessing the sun's rays cheaply and efficiently could address the planet's energy needs.
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EcosystemsSlime Dwellers
The health of corals, and their adaptability in the face of adversity, may rest largely on the microbes they recruit into a slime that coats their surfaces.
By Janet Raloff -
Health & MedicineStents Stumble
After a meteoric rise, stents coated with drugs to prevent renarrowing of clogged arteries have begun to fall from favor among cardiologists.
By Brian Vastag -
Health & MedicineBrain Attack
Although they have explored many promising ideas, scientists are finding it difficult to develop new treatments to limit the damage caused by ischemic strokes.
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Health & MedicineDiet Pills: It’s Still Buyer Beware
With some half of the adult U.S. population overweight–many individuals severely so–is it any wonder that the fastest growing segment of the dietary supplement industry is weight-loss aids? Since 1997, sales of diet pills and related supplements have been increasing 10 to 20 percent annually to the point where last year they reached $2 billion. […]
By Janet Raloff -
Health & MedicineFederal Government Launches Organic Standards
Though for decades some foods have carried the label “organic,” consumers never could be sure exactly what the term meant. Action by the Department of Agriculture last week should clarify things. USDA USDA On Oct. 21, USDA implemented regulations governing the production and labeling of organic foods. Until now, bodies from state governments to trade […]
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Health & MedicineAcrylamide—From Spuds to Gingerbread
Just in time for the holiday season, the Bavarian Ministry of Health reports finding extremely high concentrations of acrylamide—a chemical that causes cancer in rats—in gingerbread. German chemists turned up acrylamide in a favorite holiday treat: gingerbread. Whether baked at home or fried at a restaurant, all hot-potato products cooked up substantial quantitites of acrylamide. […]
By Janet Raloff -
Health & MedicineHoming In on Ephedra’s Risks
On Feb. 16, pitcher Steve Bechler of the Baltimore Orioles collapsed while running sprints at the team’s spring-training camp in Florida. He died a few hours later. Subsequent investigation linked the 23-year-old player’s apparent heatstroke with a popular diet aid containing both caffeine and ephedra, a botanical product rich in other natural stimulants. Ephedra plant. […]
By Janet Raloff -
AgricultureFishy Alpha Males
As a way to protect wild fish stocks, raising genetically engineered fish may be futile should some of these modified fish escape into the environment.
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Health & MedicineWhen It’s No Longer Baby Fat
Increasingly, children are plump by the time they enter school, and they get fatter as they grow.
By Janet Raloff -
Health & MedicineSeeing Red and Finding Fraudulent Fish
The sale of falsely labeled fish has implications for health, nutrition, and the environment.
By Janet Raloff