Humans
- Health & Medicine
Eat Broccoli, Beat Bacteria: Plant compound kills microbe behind ulcers and a cancer
A chemical abundant in broccoli and certain other vegetables kills ulcer-causing Helicobacter pylori bacteria in the laboratory and inhibits stomach cancer in mice.
- Health & Medicine
Revised Immunity: Drug slows diabetes in young patients
A drug fashioned from a mouse antibody has halted the progression of diabetes in children and young adults who are newly diagnosed with the disease.
- Health & Medicine
E is for Effort from Athletes
It takes a lot of energy to move the body–which is why vigorous exercise burns so many calories. However, both exercise and our body’s conversion of food to usable energy can take a physical toll on muscle. Boston researchers now find that supplementing diets with extra vitamin E can reduce not only muscle damage but […]
- Health & Medicine
Sleep Time
The International Sleep Medicine Association has created a Web site that brings together a wide variety of information sources concerning sleep health and sleep disorders. It includes access to online video lectures on various aspects of sleep, chat rooms and message boards, and links to news stories. Go to: http://www.1sleep.com/
- Humans
Science Derby: Student research and inventions nab awards
On May 12, more than 1,200 high school students came to Louisville, Ky., to vie for more than $3 million in scholarships and prizes at the Intel International Science and Engineering Fair.
- Health & Medicine
Look Ma, Too Much Soy: Hormone in infant food reduces immunity in mice
Large doses of the estrogenlike hormones that occur naturally in soybeans weaken the immune systems of mice.
- Health & Medicine
Surgical Option: Removal of ovaries can prevent cancers in women at risk
In women who harbor mutations in one of the BRCA genes, ovary removal reduces the risk of developing ovarian, peritoneal, and breast cancers.
- Health & Medicine
High elevation linked to hormone dearth
Elderly Peruvian women living at very high altitudes have lower blood concentrations of some key hormones than do their lowland counterparts.
- Health & Medicine
On Wheat and Weaning
Prolonged breastfeeding appears to offer some babies major intestinal benefits, a new Swedish study finds. The practice prevented or at least delayed the onset of celiac disease in children. This intestinal disorder tends to run in families, especially those with a northern-European background. In the United States, roughly one in every 250 Americans develops the […]
- Health & Medicine
Freeing up the mouse genome
Scientists have assembled the DNA sequences from a strain of the common lab mouse and made the draft genome available for free over the Internet.
- Anthropology
Searching for the Tree of Babel
Researchers are using new methods of comparing languages to reveal information about the ancestry of different cultural groups and answer questions about human history.
- Archaeology
Openings to the Underworld
Archaeological finds indicate that ancient groups in Mexico and Central America, including the Maya, held beliefs about a sacred landscape that focused on natural and human-made caves as sites of important ritual activities and burials.
