6,170 results
- Humans
Science Smarts: Talent search honors top student projects in math, science, and engineering
Forty students reaped rewards for their excellence this week when the Intel Science Talent Search handed out the top awards in its 2002 competition for high school seniors.
- Health & Medicine
Stem cell research marches on
Cells from human embryos can be transformed into heart cells or insulin-secreting cells.
- Health & Medicine
A Cold Observation about Wine (with recipe)
Show this story to your boss, and she might just offer you a glass or two of wine. After all, downing this beverage–especially the red varieties–appears to help ward off the common cold, according to a new study. Though colds usually arent dire, they remain one of the leading causes of missed days at work. […]
- Health & Medicine
Synthetic protein may yield malaria vaccine
A molecule patterned after part of the parasite that causes most severe malaria induces a strong immune response in people.
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- Earth
Stemming the Tide
New approaches to stopping the introduction by ships of invasive species to North American waters are beginning to show promise but have a long way to go.
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Gene therapy won’t replace Viagra—yet
Scientists are making progress toward inserting genes to cure impotence temporarily.
- Chemistry
Buckymedicine
Scientists are turning carbon-cage molecules called fullerenes into drug candidates and medical diagnostic tools.
- Health & Medicine
Gene Therapy for Sickle-Cell Disease?
By adding a useful gene to offset the effects of a faulty one, scientists have devised a gene therapy that prevents sickle-cell anemia in mice.
- Tech
Circuitry in a nanowire: Novel growth method may transform chips
Made from alternating bands of different semiconductors, a new type of superthin wire incorporates working electronic and optical devices within the wire itself, raising the prospect of making extremely tiny and versatile circuits from the striped filaments.
- Health & Medicine
Death of a theory
Three separate analyses of oral polio vaccine used in the 1950s in Africa deflate the theory that such a vaccine could have ignited the AIDS epidemic by containing virus-infected chimpanzee cells.
- Health & Medicine
Infections tied to head and neck cancers
Infections from human papillomavirus (HPV) may increase the risk of certain cancers of the head and neck, especially of the tonsils.
