Uncategorized
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- Tech
How Products are Made
What does it take to manufacture an accordion or a zipper? Organized alphabetically by product name, this intriguing Web site provides details on how a wide variety of everyday and basic products are made. Go to: http://www.madehow.com/
- Materials Science
Greenhouse Glass: Squeezing and heating carbon dioxide yields exotic, see-through solid
Researchers have forged solid glass from carbon dioxide.
- Health & Medicine
Wasting Away: Prozac loses promise as anorexia nervosa fighter
Although often prescribed for people with anorexia nervosa, the popular antidepressant medication Prozac offers no better protection against the potentially fatal eating disorder than placebo pills do.
- Paleontology
Ancient webbed masters
Newly unearthed fossils of a 110-million-year-old bolster the notion that all modern birds evolved from aquatic ancestors.
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19694
I learned that there are three types of birds: eagles, ducks, and tweety birds. To claim that all modern birds evolved from aquatic ancestors based on a 110-million-year-old fossil seems presumptuous. John St. ClaireCardiff-by-the-Sea, Calif.
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Fat Friends: Gut-microbe partners bring in more calories
The collaborative efforts of two common gut microbes could increase the calories that a person extracts from food and store as fat, a study in mice suggests.
- Earth
Mineral Deposit: Asbestos linked to lupus, arthritis
Already known to cause lung cancer, asbestos has now been associated with three autoimmune diseases.
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19693
With the known link of asbestos to lung cancer, the new finding mentioned in this article that many other diseases can be caused by asbestos only serves as fodder for litigation, clogging of our legal system, and, unfortunately, more enrichment of trial lawyers instead of asbestos victims. Nelson MaransSilver Spring, Md.
- Chemistry
Carbon Goes Glam: Treated carbon dots fluoresce
Chemists have fashioned tiny dots of carbon that glow in response to light.
- Animals
Mixed Butterflies: Tropical species joins ranks of rare hybrids
A South American butterfly is one of the few animal species that seems to have arisen via the supposedly rare path of crossing two older species.
- Health & Medicine
Next Line of Defense: New drugs take on resistant leukemia
Two experimental drugs stop many cases of chronic myeloid leukemia that are resistant to the drug imatinib (Gleevec).
