Humans
We summarize the week's scientific breakthroughs every Thursday.
- Humans
From the March 16, 1935, issue
A Russian institute celebrates an anniversary, a new instrument measures both heat and humidity, and early speculations about antimatter.
- Humans
Letters from the March 19, 2005, issue of Science News
Chew on this As an occasional betel nut chewer, I note that the report “Palm-Nut Problem” (SN: 1/15/05, p. 43) doesn’t touch on possible positive aspects of the habit. Chewing sapari (coarsely powdered, sweetened, and clove-flavored areca nut) at the end of a meal leads to a sense of satisfaction and well-being, induces salivation, and […]
- Health & Medicine
Vitamin E Loses Luster: Nutrient tests show disappointing results
In people who have a history of heart disease or diabetes, vitamin E supplements don't improve overall health and might even boost heart-failure risk.
- Humans
Student Scientists to Watch: With diverse ideas, young talents win big in annual competition
With science projects by 40 of the nation's brightest high school students arrayed before them last week, judges had the task of weighing the merits of undertakings as diverse as the study of deep-sea volcanism and the development of a promising new antibiotic.
- Health & Medicine
Hepatitis B link to cancer is clarified
A kind of hepatitis B called genotype C is more likely to lead to liver cancer than are other genotypes of the hepatitis virus.
- Health & Medicine
Tungsten-alloy shrapnel might cause cancer
Wounds caused by shrapnel comprising tungsten alloyed with nickel and cobalt cause cancer in rats, raising questions about the wisdom of using tungsten in munitions.
- Humans
From the March 9, 1935, issue
How early fish learned to swim, a long-distance record for short radio waves, and tidal effects inside Earth.
- Health & Medicine
Anoint Them with Oil: Cheap-and-easy treatment cuts infection rates in premature infants
Massaging premature babies with sunflower-seed oil can cut bloodborne infection rates.
- Health & Medicine
Blindness Hazard: Gene variant tied to macular degeneration
People who make a particular form of an immune system protein have a heightened risk of developing old-age blindness.
- Health & Medicine
Injections cut need for HIV drugs
An experimental vaccine, when given to people infected with HIV, appears to reduce their dependence on antiviral drugs.
- Humans
Death can outdo ABCs of prevention
Abstinence and monogamy may deserve little, if any, credit for the recent drop in the proportion of Ugandans who are infected with HIV.
- Health & Medicine
The Zero Gravity Diet
Living in space punishes the body as much as smoking a pack of cigarettes a day, says a new study of astronaut health and nutrition.
