Let's Make a Deal
March 28, 1998 | Volume 153 | Number 13Cover: Some researchers suspect that, contrary to traditional economic theory, people often want to cooperate with others in divvying up available resources and seek to punish those trying to take more than their fair share.
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News of the Week:
Spray Guards Chicks from Infections
The Food and Drug Administration approved a new drug to prevent chickens from becoming infected with food-poisoning microbes such as Salmonella.
Science Talent Search has new sponsor
French involvement may boost Mars studies
Magnetic materials keep fridges cool
A proposed collaboration between the French Space Agency and NASA may nearly double the U.S. budget for obtaining samples of Mars over the next decade and would provide additional, small-scale flights to the Red Planet.
Materials that change temperature in a magnetic field could form the basis of refrigerators cold enough to liquefy hydrogen.
Gene may open new avenue for fighting fat
Keeping mice in the cold turns on a gene that may control adaptive thermogenesis, a mechanism the body uses to dissipate excess calories.
Giant seabed slides may have climate link
Researchers have discovered a vast layer of debris from a giant submarine landslide.
He sings Dads songs; she sings Moms
Tropical wrens hand down traditional song repertoires, father to son and mother to daughter.
AIDS virus may feast on an unexpected meal
Investigators have found that a class of immune cells thought invulnerable to HIV infection may sometimes make a protein allowing the AIDS virus to infect them.
Earths upper stratosphere has grown soggier since 1991.
El Niņo keeps clutch on climate
Forecasters predict the El Niņo conditions in the Pacific will last for several more months.
Upsetting the traditional view of the agricultural revolution, archaeologists identified a huge hillside settlement that arose 3,000 years ago and was relatively slow to cultivate crops.
An enzymatic sex difference
Gender difference in heart disease may be due to enzyme.
Cigars linked to disease of heart
Cigars linked to heart disease.
Migraines link to heart problems?
Migraines may increase risk of heart disease.
Chemistry smoothes out silicon surface
Etching silicon with an acid can make the surface perfectly flat, offering atomic level control of features on computer chips.
Electrons swirl into crystal array
Swirling an electron cloud can mimic what happens in turbulent fluids.
Silk foam eases structure studies
Foamy silk reveals clues about the structure of the protein.
Articles:Digging in the Dirt
The lack of effective detection methods hinders removal of the 100 million land mines buried around the world.
Yours, Mine, and Ours
A growing line of research emphasizes the influence of collective beliefs about fairness and morality on economic practices.
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