Uncategorized
- Life
Green gleam helps fish see violet
A deep-sea fish's eyes apparently use fluorescence to pick up hard-to-detect hues, researchers conclude.
- 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 […]
