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Letters
Why good looks look good The article “It’s written all over your face” (SN: 1/17/09, p. 24) made me recall another article (a couple of years ago, I think!) describing the work of researchers investigating an apparent human, obsessive need to identify patterns in our environment. The scientists studied stockbrokers with and without a specific […]
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Science Future for April 25, 2009
April 28 Celebrate Save the Frogs Day. See savethefrogs.com/day May 23 Extreme Mammals: The Biggest, Smallest, and Most Amazing Mammals of All Time opens at the American Museum of Natural History in New York City. See www.amnh.org May 24–27 Earth and space scientists present new findings at the 2009 Joint Assembly in Toronto. Visit www.jointassembly2009.ca
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Science Past from the issue of April 25, 1959
“Go-getter” type is heart attack candidate — The American “go-getter” type is a prime candidate for a heart attack. There appears to be a strong link between the behavior of a man with regard to his business and social activities and his chances of being a victim of a heart attack, two San Francisco specialists […]
- Materials Science
Double-laser approach makes one thin line
Erasing and stenciling could refine tiny printing for sculpting nano-sized devices.
- Anthropology
African pygmies may be older than thought
A new DNA analysis indicates that pygmy hunter-gatherers and farming groups in Africa diverged from a common ancestral population around 60,000 years ago.
- Health & Medicine
Touch and sight push each other around
When the fingers feel downward motion, the eyes see upward motion.
- Health & Medicine
The other, friendly fat
Brown fat is active in adult humans and could help keep people lean.
- Health & Medicine
Acid reflux link to asthma now in doubt
Heartburn drugs called proton pump inhibitors, commonly prescribed for asthma patients, don’t prevent breathing attacks.
- Earth
Nickel down, oxygen up
Researchers point to the early ocean's concentration of nickel as the possible start for events that allowed Earth's atmosphere to accumulate oxygen.
- Life
Male chimps exchange meat for sex
A long-term study of chimps living in western Africa indicates that males hunt down monkeys not only to eat their meat, but also to exchange the meat for sex with female chimps.
- Animals
Sonar causes rock-concert effect in dolphins
Test of recorded sonar causes temporary hearing impairment in dolphins.
- Life
Primate vision puts pieces together
Study suggests nerve cells in retinas create an intricate system of interlocking receptive fields.
