Uncategorized
- Life
Rhino beetle’s horn may be cheap
Outrageous-looking head spikes on the male of the species may not cost much in evolutionary terms.
- Psychology
Europeans’ heartfelt ignorance
Many people in nine countries don't know how to recognize or react to heart attacks and strokes.
- Earth
Recirculation aided Gulf plume’s degradation
Two new studies help explain fate of pollutants released in the biggest offshore spill in U.S. history.
- Life
Eight-legged evolution exploits editing
Octopuses adapt to water temperature with tweaks to how genes are copied, not DNA itself.
- Life
Three monkeys a genetic mishmash
Feat suggests embryonic stem cells are less flexible in primates than mice.
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- Health & Medicine
Drug gives rats booze-guzzling superpowers
Rodents that consume alcohol along with a compound derived from an ancient herbal remedy get less drunk, recover faster and appear less prone to addiction.
- Humans
Botanists et al freed from Latin, paper
As of January 1, people who classify new plant, algae and fungus species can do it in English and online.
- Physics
Neutrino parents call into question faster-than-light results
The particles’ precursor doesn’t have enough energy to produce the speeds reported.
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Make pituitary hormone
A pituitary hormone goes from labor drug to love drug.
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Letters
Skaters slide Regarding the article “Skateboarders rock at physics” (SN: 12/3/11, p. 10), the skateboarders’ “intuitive” conclusion that the ball will roll faster down the blue ramp (which is longer but has two steeper sections compared with the shorter red ramp with a single shallower section) depends on the particular geometries chosen for the two […]
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SN Online
SCIENCE & THE PUBLIC BLOG A government panel wants Science and Nature to withhold data that could be used to make bird flu more deadly. See “Researchers, journals asked to censor data.” ENVIRONMENT Survival rates of young fish could suffer from ocean acidification levels expected this century. Read “Acid test points to coming fish troubles.” […]
