Uncategorized
- Humans
Letters from the October 29, 2005, issue of Science News
Food for thought I note that pleasure activates the neurobiological response that fuels addictive behavior (“Food Fix: Neurobiology highlights similarities between obesity and drug addiction,” SN: 9/3/05, p. 155). It has long been a tenet of the 12-step programs that there is no pleasure greater than to use one’s talents to help others similarly afflicted. […]
By Science News - Health & Medicine
Single drug dose may be better against cholera
A single dose of the antibiotic ciprofloxacin cures cholera in children as often as a 12-dose regimen of erythromycin does.
By Nathan Seppa - Planetary Science
Shoreline for Titan?
New radar images of Saturn's smog-shrouded moon Titan show evidence of a shoreline cutting across the moon's southern hemisphere.
By Ron Cowen - Planetary Science
’10th planet’ has a partner
The so-called 10th planet, an object larger than Pluto that ranks as the most distant body known in the solar system, has a moon.
By Ron Cowen - Physics
Nanobots walk ‘n’ roll
A molecule that waddles on stubby feet and another that drives on ball-like wheels demonstrate scientists' increasing control over the usually haphazard motion of molecules on surfaces.
By Peter Weiss - Paleontology
Some plesiosaurs went for clams
The fossils of plesiosaurs recently unearthed in Australia suggest that the long-necked, aquatic reptiles had a more varied diet than scientists had previously suspected.
By Sid Perkins - Materials Science
Brainy bandages
Researchers have taken a step toward smart bandages that would indicate the presence of an infection in a wound.
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19606
In the article, cleanup of radioactive particles that have seeped into porous building materials such as brick and marble appears to be difficult and expensive, even given the described breakthroughs. Perhaps a more proactive measure would be to require these materials to be impregnated with a stable polymer or similar compound that precludes the “soaking […]
By Science News - Tech
Ghost Town Busters
Facing the threat of a radioactive mess from a dirty bomb, government and industry labs are creating novel cleaning agents and fixatives to aid rescue operations and speed restoration of contaminated zones.
By Peter Weiss - Chemistry
Making a Little Progress
Scientists are using nanotechnology to develop new strategies for diagnosing and treating cancer.
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- Humans
From the October 19, 1935, issue
Boulder Dam lake and a new test for lead poisoning.
By Science News