All Stories
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AstronomyEclipsing a black hole
A chance eclipse has enabled astronomers for the first time to measure the width of a disk of swirling, hot matter around a supermassive black hole.
By Ron Cowen -
EarthIncrease in chemical disposals
Industrial facilities in the United States released more than 4 billion pounds of chemicals into the environment in 2005, according to the Environmental Protection Agency's Toxics Release Inventory.
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Psychotherapy aids bipolar treatment
Any of three forms of psychotherapy enhances emotional stability in people with bipolar disorder who already receive standard medications for that severe psychiatric ailment.
By Bruce Bower -
19821
The title of this article exemplifies the problem. By law, the official and preferred system of measurement for all U.S. activities is SI, or the modern metric system. We too often forget that a gram of prevention is worth three kilograms of cure. Education reform at all levels needs to model and teach SI units. […]
By Science News -
TechWanted: Better Yardsticks
A new federal survey has found that a lack of measurement tools may jeopardize the United States' edge in technological innovation.
By Janet Raloff -
ComputingThe Machine’s Got Rhythm
By teaching computers how to transcribe musical recordings, a relatively mundane task, researchers are opening new musical possibilities.
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Health & MedicineDiet for a Noisy Planet
Oral doses of a combination of certain antioxidants and magnesium can significantly limit the risk of noise-induced hearing loss, an animal study finds.
By Janet Raloff -
HumansLetters from the April 21, 2007, issue of Science News
How the West isn’t one The author of “Why So Dry? Ocean temperatures alone don’t explain droughts” (SN: 2/10/07, p. 84), seems to feel, like most other writers do, that “the western United States” properly covers all geographical bases. Believe me, the Pacific Northwest is anything but dry. One other point about geography: Weather phenomena, […]
By Science News -
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MathEuler’s Beautiful Equation
Leonhard Euler, one of the greatest mathematicians of all time, was born 300 years ago on April 15, 1707.
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Health & MedicineCinnamon and Diabetes—Disease Type Appears to Matter
Cinnamon isn't the answer for teens with the autoimmune form of diabetes.
By Janet Raloff -