Uncategorized
- Astronomy
Rocky Road: Planet hunting gets closer to Earth
Astronomers have discovered the three lightest planets known outside the solar system, moving researchers closer to the goal of finding extrasolar planets that resemble Earth.
- Humans
Letters from the September 4, 2004, issue of Science News
Funny pages Horvath and Toffel’s comparison of the environmental impacts of the paper versus the electronic editions of the New York Times is a bit misleading (“Newspaper’s Footprint: Environmental toll of all the news that’s fit to print,” SN: 6/12/04, p. 374: Newspaper’s Footprint: Environmental toll of all the news that’s fit to print). A […]
- Animals
Mom bears more sons when she gets extra bouquets
When researchers spiff up a male starling's courtship by delivering some extra bouquets to his mate on his behalf, the couple tends to produce more sons than usual.
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A call to arms aids recovery of sight
A man was able to recover some of the sight he lost as a result of brain damage simply by reaching out toward objects near his body, researchers say.
- Health & Medicine
Pathogenic partners prompt pneumonia
A study of infants has shown that bacterial and viral pathogens may act together in causing pneumonia, a finding that could affect treatment options.
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Babies’ sound path to language skills
A test of early speech perception shows promise as a way to identify 6-month-olds headed for language difficulties as toddlers.
- Health & Medicine
Mexican Americans face stroke risk
Middle-aged Mexican Americans face twice the stroke risk that non-Hispanic whites do.
- Tech
Helping circuits get enough oxygen
The search for new insulators needed for making ever-smaller circuits may get a boost from a new electron microscopy technique sensitive to a single oxygen atom missing from a crystal layer.
- Health & Medicine
Vitamin E may curb colds in old folks
Vitamin E seems to help elderly people fend off colds.
- Tech
Sound power for deep-space travel beyond sun’s reach
An unusually efficient new type of power unit for spacecraft uses sound to convert heat to electricity.
- Tech
Ocean Envy
By mimicking the flippers of penguins, whales, and dolphins, engineers hope to make ocean vessels that are as maneuverable and efficient as the marine animals.
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19455
It wasn’t the news of polluting runoff that caught my attention in your article, but the startling statistic that the 3 million annual increase in the U.S. population costs $480 billion in construction costs alone. That’s $160,000 dollars for each added person! John BrooksLake Shastina, Calif.
