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Health & MedicineMind Numbing: Anesthesia in baby rats stunts brain development
General anesthetic drugs commonly used in pediatric surgery, when given to baby rats, trigger brain cells to commit a cellular form of suicide that leads to lasting memory and learning deficits.
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HumansBudget Boosts and Busts: R&D for Defense, NASA garner funding rise
The President's $2.23 trillion federal budget proposal contains nearly $123 billion to fund federal research and development, an increase of about $8 billion over last year’s proposal.
By Sid Perkins -
MathA Graceful Sculpture’s Showy Snow Crash
Brent Collins has spent more than two decades carving gracefully curvaceous sculptures out of wood. Born of his imagination, rendered in wire and wax, then painstakingly realized in wood in his Gower, Missouri, workshop, each creation demands many weeks of labor. Whirled White Web: An award-winning, ill-fated snow sculpture. Séquin Central portion of Scherk’s second […]
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MathA Graceful Sculpture’s Showy Snow Crash
Brent Collins has spent more than two decades carving gracefully curvaceous sculptures out of wood. Born of his imagination, rendered in wire and wax, then painstakingly realized in wood in his Gower, Missouri, workshop, each creation demands many weeks of labor. Whirled White Web: An award-winning, ill-fated snow sculpture. Séquin Central portion of Scherk’s second […]
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AgricultureBt Cotton: Yields up in India; pests low in Arizona
Two cotton-growing centers that could hardly differ more—small farms in India and industrial fields in Arizona—provide case studies that show the bright side of a widespread genetically engineered crop.
By Susan Milius -
Bad Sleepers Hurry Death: Snoozing soundly staves off the Big Sleep
Healthy elderly people who experienced difficulty falling or staying asleep die from natural causes at a much higher rate than those who slept well.
By Bruce Bower -
Health & MedicineExonerated? Foods’ acrylamide risks appear low
A new study downplays the likelihood that people will develop cancer from eating foods naturally tainted with acrylamide, a building block of many plastics and an animal carcinogen.
By Janet Raloff -
TechColumbia Disaster: Why did the space shuttle burn up?
The space shuttle Columbia, which tore apart killing all seven of its crew on Feb. 1 just minutes before it was scheduled to land, may have been doomed since its liftoff.
By Ron Cowen -
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Years of budgetary constraints and compromises have all but destroyed NASA’s ability to deliver on the grand visions of yesteryear. Sadly, I think that the best outcome of this tragedy would be to acknowledge that the shuttles are unsafe at any speed. Perhaps the national embarrassment is just what the U.S. government needs to get […]
By Science News -
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This article makes disturbing use of Neal Barnard as a spokesman warning against the high-protein weight-loss diet. Barnard represents Physicians Committee For Responsible Medicine (PCRM). What’s not to love about an outfit with a name like that? PCRM places op-ed pieces condemning animal products, and it advocates a vegan agenda. A more balanced response might […]
By Science News -
Health & MedicineDietary Dilemmas
Low-carbohydrate diets, such as the Atkins diet, could be more effective for weight loss than low-fat diets are.