Uncategorized
- Health & Medicine
Diabetes drug might hike heart risk
People who take rosiglitazone, a popular diabetes drug marketed as Avandia, may face an increased risk of heart attack.
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19844
Your article reports 86 heart attacks among 15,560 rosiglitazone (Avandia) users, versus 72 others in a control group of 12,283. A study coauthor then says that “after statistical adjustment, that yields a 43 percent higher risk of heart attacks among rosiglitazone users.” Simple arithmetic would seem to indicate it was the control group that had […]
- Health & Medicine
Stents Stumble
After a meteoric rise, stents coated with drugs to prevent renarrowing of clogged arteries have begun to fall from favor among cardiologists.
- Earth
Storm Center
Scientists aboard planes that flew into the cores of Katrina and other hurricanes in 2005 collected unprecedented data on the structure and development of the massive storms.
- Humans
Letters from the June 23, 2007, issue of Science News
Bad start In “Violent Justice: Adult system fails young offenders” (SN: 4/21/07, p. 243), an association is found between young offenders being tried as adults and increased criminal offenses later. The implication is made that one thing causes the other. Perhaps a better interpretation of the data would be that, because not every young offender […]
- Humans
From the June 12, 1937, issue
Waterflow downstream of a dam, the shape of an asteroid, and connections between wallpaper patterns and crystal structures.
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The Green Guide
National Geographic’s Green Guide offers objective information and practical advice to consumers on how to lead a greener life. Go to: http://www.thegreenguide.com
- Math
Summing Up Literature
Statistical analyses of literary texts provide new insights about novels.
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Borderline Aid: Psychotherapy soothes personality ailment
Three forms of psychotherapy each provide substantial relief from symptoms of borderline personality disorder.
- Planetary Science
Shifting Ocean: Tipsy Mars may explain undulating shoreline
Evidence that Mars once had a vast ocean gains support from a proposal that the planet was tipped halfway over on its side several billion years ago.
- Health & Medicine
Vaccine Harvest: Cholera fighter could be easy to swallow
An edible vaccine, made by genetically engineering rice, safeguards mice against the toxin produced by cholera bacteria.
- Tech
Improbability Drive: Focus on rare actions speeds chemical simulations
A new algorithm speeds simulations of chemical reactions by focusing on rare but crucial molecular motions.
