Uncategorized
- Humans
From the August 15, 1936, issue
Art fit for a king, healing wounds, and cops and robbers in the blood.
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Microscope Imaging
The Exploratorium in San Francisco provides images of a wide range of microscopic critters. The Web site also includes breathtaking movies of sea urchin fertilization, frog development, zebrafish embryo growth, and more. Go to: http://www.exploratorium.edu/imaging_station/
- Materials Science
Logos to Go: Hydrogel coatings provide removable color
A biodegradable coating could add a temporary splash of color to sports fields, buildings, or even people's bodies.
- Health & Medicine
Origins of Ache: Immune proteins may yield chronic-pain clues
People with chronic pain that has no underlying disease have low concentrations of proteins in the cytokine family that restrain inflammation.
- Chemistry
Tricky Transformation: Bubbling gases tighten, then loosen, the grip of novel molecules on grime
New compounds make oil mix with water, or not, depending simply on which gases are bubbled through the water.
- Anthropology
Evolution’s DNA Difference: Noncoding gene tied to origin of human brain
Investigators have discovered a gene that shows signs of having evolved rapidly in people and of having made a substantial contribution to the emergence of a uniquely human brain.
- Earth
Holy Smoke: Burning incense, candles pollute air in churches
Incense and candles release substantial quantities of pollutants that may harm health.
- Health & Medicine
Fewer Drugs, Same Outcome: Simpler HIV regimens are effective
In two studies, AIDS clinicians found that standard three-drug regimens fight HIV as well as four-drug treatments do, and that a single drug might maintain a patient's health once the virus is suppressed.
- Astronomy
New Solar System? Twelve planets and counting (Updated)
According to a new proposal, the solar system has 12 planets instead of the familiar 9, with several dozen more to come.
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19721
I was sorry to learn Pluto did not qualify as a planet (this article and “Doggone! Pluto gets a planetary demotion,” SN: 9/2/06, p. 149). Pluto has a diameter comparable with the Earth’s moon. The size of our moon relative to Earth might cause any observer to consider Earth and its moon as double planets. […]
- Chemistry
Mulch matters
Mulch made from recycled construction and demolition wood can release arsenic into the environment.
- Earth
Grand Canyon fish seem to be rebounding
The population of humpback chub, an endangered fish found only in the Colorado River and its tributaries, may be stabilizing in some sections of the Grand Canyon.
