Uncategorized
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The good side of a viral infection?
Hepatitis A infections may protect people from allergies and asthma.
- Tech
Laser beam powers flying machine
Caught in a laser's glare on its maiden launch, a lightweight drone with a solar panel demonstrated that continuous flight powered by ground-based lasers is possible.
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Chronicling a war of beetle vs. leaf
A meshing of family trees provides a rare example of an arms race between toxic Bursera plants and the beetles that manage to eat them anyway.
- Anthropology
Europe’s Iceman was a valley guy
The 5,200-year-old Iceman, whose mummified body was found 12 years ago in the Alps between Italy and Austria, spent his life in the valleys just south of where his body was found, according to chemical analyses of his remains.
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19283
Your article was such a wonderful example of reporter bias that I had to share it with my children. Growing genetically modified, herbicide-resistant beets and canola “lowers the abundance of other plant species and certain insect groups that typically grow along with these crops.” But genetically modified, herbicide-resistant cornfields “have more weeds and insects than […]
- Earth
Bioengineered crops have mixed eco effects
An unusually large test of the ecological impact of genetically modified crops finds mixed results, depending on the crop.
- Earth
Attack of the Rock-Eating Microbes!
Geologists who examine mineral transformations increasingly see bacteria at work, leading the scientists to conclude that if microbes aren't driving the underlying chemical reactions, at least they're taking advantage of the energy that's released.
- Plants
Micro Sculptors
Snippets of RNA that control biochemical reactions by squelching the creation of specific proteins play a role in the development of leaves.
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- Humans
Everyday Mysteries
Why do onions make you cry? What causes the noise when you crack a joint? How does sunscreen work? The Library of Congress offers “everyday mysteries” Web pages devoted to answering such questions. The archive includes responses to questions in a wide range of fields, from anthropology to zoology. Go to: http://www.loc.gov/rr/scitech/mysteries/archive.html
- Humans
From the November 4, 1933, issue
WEIGHT LOSS FOUND TO BE CLUE TO PERSONALITY TYPE A new link between the mind and the body has been described to psychologists in a report by Dr. W.R. Miles and his wife, Dr. Catharine C. Miles, of the Institute of Human Relations, Yale University. The minute quantities of weight lost from your body when […]
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