Humans
We summarize the week's scientific breakthroughs every Thursday.
- Health & Medicine
Tracking busy genes to get at cancer
By identifying which genes are overactive in certain breast tumors, researchers have discovered a genetic signature that could help doctors predict if and when a woman's cancer might spread to her lungs.
- Health & Medicine
Potent Medicine
Drugs now used to treat erectile dysfunction might soon assume multiple roles in managing heart disease and other conditions, including some that affect women and infants.
- Humans
From the August 10, 1935, issue
A silencer for artificial lightning, a trigger for epilepsy, and light that keeps plants from growing.
- Archaeology
The Iceman Cometh
A Web site maintained by Italy’s South Tyrol Museum of Archaeology offers an illustrated look at scientific efforts to understand the life and death of Oetzi the Iceman, who perished in Europe’s Alps more than 5,000 years ago only to be discovered in mummified form by hikers in 1991. Explore Oetzi’s clothing, equipment, and tattoos, […]
- Health & Medicine
Can Chocolate Fight Diabetes, Too?
Consuming flavonoid-rich dark chocolate could not only lower blood pressure and cholesterol but also improve the body's processing of sugar.
- Health & Medicine
New Carrier: Common tick implicated in spread of fever
The brown dog tick is capable of spreading the bacterium that causes Rocky Mountain spotted fever.
- Health & Medicine
Sun Struck: Data suggest skin cancer epidemic looms
The incidence of non-melanoma skin cancers in young adults is mushrooming, possibly heralding an epidemic in follow-up cancers during the coming decades.
- Humans
Letters from the August 13, 2005, issue of Science News
Bay listen It was interesting to read of processing mundane noise to produce an ultrasound image of the geology of Los Angeles (“Seismic noise can yield maps of Earth’s crust,” SN: 6/11/05, p. 382). A big question in the state is the deep structure of San Francisco Bay. Clearly, the bay and the valleys extending […]
- Health & Medicine
After terror, moms’ stress affects kids
Infants born to women who developed posttraumatic stress disorder during pregnancy have unusually low concentrations of the hormone cortisol.
- Health & Medicine
Siccing Fungi on Malaria
Two independent research teams have found that fungi can kill mosquitoes or reduce the efficiency with which they transmit the malaria parasite.
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- Humans
Space Woes: NASA programs reel from shuttle problems
Technological problems for NASA's space shuttle Discovery, such as falling foam and dangling insulation, are causing safety worries and throwing a crimp into the U.S. space program.
