Humans
We summarize the week's scientific breakthroughs every Thursday.
- Humans
Letters from the June 23, 2007, issue of Science News
Bad start In “Violent Justice: Adult system fails young offenders” (SN: 4/21/07, p. 243), an association is found between young offenders being tried as adults and increased criminal offenses later. The implication is made that one thing causes the other. Perhaps a better interpretation of the data would be that, because not every young offender […]
- Health & Medicine
Concerns over Genistein, Part I—The heart of the issue
One of soy's ostensibly beneficial constituents may aggravate cardiovascular disease, at least in older women.
- Humans
From the June 12, 1937, issue
Waterflow downstream of a dam, the shape of an asteroid, and connections between wallpaper patterns and crystal structures.
- Health & Medicine
Vaccine Harvest: Cholera fighter could be easy to swallow
An edible vaccine, made by genetically engineering rice, safeguards mice against the toxin produced by cholera bacteria.
- Health & Medicine
Right combination of malaria drugs?
Children in Uganda who contract malaria recover faster with a drug based on artemisinin, derived from Chinese wormwood, than with a longstanding medical remedy.
- Health & Medicine
Nutrients linked to brain lesions
The more calcium and vitamin D elderly individuals consume, the greater the number and size of lesions that show up in their brains.
- Humans
Letters from the June 16, 2007, issue of Science News
Bigger picture Reading “Pictures Posing Questions: The next steps in photography could blur reality” (SN: 4/7/07, p. 216), I was struck by the similarity between the image that used a cone-shaped mirror and the images you get from gravitational lensing. As the same data are available in both types of images, it ought to be […]
- Humans
From the June 5, 1937, issue
All lit up in Paris, changing elements, and cheap, accurate lenses.
- Humans
Scitopia.org
This new site is a search portal to the digital libraries of leading science and technology societies. Enter a term into its search engine to find authoritative research, patents, and government documents. Go to: http://www.scitopia.org
- Health & Medicine
Super-Size Mice—Fast Food Hurts Rodents
When rodents eat the equivalent of a fast-food diet, they develop health problems similar to those seen in the movie Super Size Me.
- Health & Medicine
Blending In: Dissolvable stents promise to protect arteries
A biodegradable magnesium stent props open clogged blood vessels and then dissolves, circumventing the problems linked to permanent metal stents.
- Anthropology
Chicken of the Sea: Poultry may have reached Americas via Polynesia
Polynesians may have traveled back and forth to South America more than 600 years ago, introducing chickens to the Americas in the process.
