Uncategorized
- Astronomy
Sky Prospecting: Surveying the universe’s middle-aged galaxies
With a new sky survey, astronomers can tell the story of what happened during the universe’s middle years—about 7 billion years ago.
- Earth
Long-Term Ocean Venting: Seafloor system has been active for ages
Analyses of mineral deposits in and around a unique set of hydrothermal vents beneath the Atlantic Ocean suggest that the site's tallest towers of minerals have been growing for at least 30,000 years.
By Sid Perkins -
Giving Aid, Staying Alive: Elderly helpers have longevity advantage
Over a 5-year period, older people who offered a lot of social support to their spouses, friends, relatives, and neighbors displayed a lower mortality rate than seniors who gave little or no social support.
By Bruce Bower - Health & Medicine
Intestinal Fortitude: Treatment for colitis shows early success
Given as a drug, a protein fragment called epidermal growth factor induces remission in people with ulcerative colitis, apparently by healing intestinal lesions.
By Nathan Seppa - Health & Medicine
Promising drug cuts tumor metabolism
Early safety trials of an experimental medicine suggest that it could be used for treating several serious cancers.
By Ben Harder - Health & Medicine
Immune test predicts tolerance for radiation
A new blood test can foretell which cancer patients are likely to suffer serious delayed side effects from radiation therapy.
By Ben Harder - Health & Medicine
Genes linked to colon cancer take sides
Cancers on opposite sides of the colon are genetically distinct and should be studied and treated as separate entities.
By Ben Harder - Health & Medicine
Herbal therapy may carry cancer danger
An herbal extract that some women use to relieve symptoms of menopause increases the likelihood in mice with breast cancer that the disease will spread.
By Ben Harder - Astronomy
Storms from the Sun
Interested in space weather and the effect of solar storms on Earth? The National Academies Press Web site offers the full text of the fascinating book Storms from the Sun: The Emerging Science of Space Weather, written by Michael J. Carlowicz and Ramon E. Lopez. Learn more about bizarre events on Earth caused by solar […]
By Science News - Humans
From the July 22, 1933, issue
PERKINS OBSERVATORY 69-INCH MIRROR IS THIRD LARGEST Third largest in the world and the first all-American giant telescope, the 69-inch telescope of Perkins Observatory of Ohio Wesleyan University is now in operation. When its mirror was being placed in position just after being coated with silver, the unusual photograph on this weeks cover was taken. […]
By Science News - Health & Medicine
Keeping breathing steady and safe
Scientists may have found a way to avoid the lowered breathing rate that comes from treatment with morphine or other opiate-based narcotics and anesthetics.
By John Travis - Astronomy
Dusty times on Mars
On July 1, a dust cloud emerged from Mars' Hellas Basin, and 3 days later it had become 1,800 kilometers wide, roughly one-fourth the Red Planet’s diameter.
By Ron Cowen