Uncategorized
- Materials Science
Something to Chew On
Researchers are closer than ever to making synthetic enamel to improve dental implants and perhaps to grow a whole tooth from scratch.
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- Humans
From the May 4, 1935, issue
New National Academy of Sciences president, discovery of element 93 confirmed, and brains studies involving a monkey swinging on a trapeze.
- Archaeology
Cuneiform Tablets
This Web exhibit from the Library of Congress displays 38 ancient clay tablets and other artifacts that feature the ancient form of writing known as cuneiform. The items include various accounting records (receipts and bills of sale) and school exercises. Go to: http://international.loc.gov/intldl/cuneihtml/
- Archaeology
Ancient Mariners: Caves harbor view of early Egyptian sailors
Archaeologists working near the Red Sea have discovered remains of an Egyptian port that emerged around 4,000 years ago, including two caves used by mariners for storage and for religious ceremonies.
- Health & Medicine
Microwavable Cancers: Heat plus radiation shrinks some tumors
Heat along with radiation treatment shrinks some tumors faster than does radiation alone.
- Earth
Mind the Gap: Inadequate monitoring at many U.S. volcanoes
A report just released by the U.S. Geological Survey ranks the threats posed by the nation's volcanoes.
- Earth
Nanowaste: Predicting the environmental fate of buckyballs
The potentially harmful effects of buckyballs in aquatic environments could vary depending on the chemistry of the water.
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Long Live the Mammals: Antioxidant redirection extends mouse life span
Increasing the amount of antioxidants naturally produced in the body and directing those molecules to where they're needed can dramatically slow the aging process, according to a new study in mice.
- Astronomy
Planetary Picture? Criteria for planethood cloud object’s identity
Astronomers are debating whether an image of a planetary-mass object orbiting a brown dwarf qualifies as the first image of an extrasolar planet.
- Animals
Alive and Knocking: Glimpses of an ivory-billed legend
New observations confirm that the famed ivory-billed woodpecker has not gone extinct after all.
- Humans
Letters from the May 7, 2005, issue of Science News
Clearer yet “Weighing In on a Star: A stellar size limit” (SN: 3/12/05, p. 164) includes three images of the Arches cluster near the center of the Milky Way, each taken with a different telescope. I’d be interested to know what the three telescopes are. John McKeeBrunswick, Maine In the trio of progressively sharper (left […]
