Uncategorized
- Humans
Letters from the August 7, 2004, issue of Science News
Pot shots Regarding “Pot on the Spot: Marijuana’s risks become blurrier” (SN: 5/22/04, p. 323: Pot on the Spot: Marijuana’s risks become blurrier), it seems to me that the stronger the social pressure against using marijuana in a culture, the more likely it will be that those who use it will be troubled, antisocial, or […]
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From the August 4, 1934, issue
Hard landing for stratospheric balloon flight, record drought in the Midwest, and chemical sprays to combat fog.
- Paleontology
Bird Brain? Cranial scan of fossil hints at flight capability
Detailed computerized tomography scans of the fossilized braincase of an Archaeopteryx show that several flight-related regions of the feathered creature's brain were highly developed.
- Math
Math Olympiad in Athens
A team from the United States placed second in this year's International Mathematical Olympiad.
- Health & Medicine
Swallowed a Fly: Insects may spread foodborne microbe to chickens
Flies sucked through the ventilation ports of industrial chicken coops may spread the pathogen Campylobacter jejuni, which can ultimately sicken people who eat undercooked chicken.
- Animals
Anybody know this fish?
A 2-month marine-biodiversity survey of the Mid-Atlantic Ridge concluded this week, bringing home much data and some novel specimens.
- Tech
Lighting the Way for Water: New strategy for steering drops with finesse
Using a beam of ultraviolet light, researchers manipulate tiny drops of water on a surface—a demonstration that could lead to ultrafast and highly precise chemical reactions on a chip.
- Health & Medicine
Gene Delivery: Mouse study shows new therapy may reverse muscular dystrophy
A single defective gene causes muscular dystrophy, and researchers have now found a way to deliver a working copy of that gene to the entire muscular system in mice.
- Astronomy
Explosive News: Telescopes find signs of gentler gamma-ray bursts
Astronomers appear to have discovered an unexpected population of low-energy gamma-ray bursts, and they could be 10 times more numerous than previously-known higher-energy bursts.
- Health & Medicine
Stopping Alzheimer’s: Antibody thwarts disease in mice
Antibodies against amyloid protein, which gums up the brains of Alzheimer's patients, reverse a form of the disease in mice.
- Earth
Twin satellites track water’s rise and fall
A pair of satellites launched in 2002 has detected small, regional changes in Earth's gravitational field that are caused by seasonal variations in rainfall and soil moisture.
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Speaking as someone with a Ph.D. in math who has spent most of his 30-year professional life unemployed and who can probably look forward to spending the rest of it unemployable, I was disappointed that this article made no apparent effort to find points of view other than the researchers’. Allan AdlerNew York, N.Y. People […]
