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Contents
- Mystery Meteorite: The case for (and against) a rock from Mercury
- Hard Times for Theorists in a Post-Higgs World: The Large Hadron Collider’s big success leaves no clear avenue for new physics
- In the Eye of the Tiger: Global spread of Asian tiger mosquito could fuel outbreaks of tropical disease in temperate regions
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Read articles, including Science News stories written for ages 9-14, on the
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Contents
- Infection time: Disease is more severe when it hits in the morning, at least in mice
- Explainer: Our bodies’ internal clocks: Biological clocks determine hunger, sleepiness and other daily rhythms
- Flu in the air: Germs tiny enough to pass through surgical masks may cause half of all cases
SN Multimedia
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The magnified tip of a Limenitis archippus butterfly mouthpart shows bowling-pin-shaped sensory structures that help the insect sip.
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Its spread fueled by globalization and climate change, the Asian tiger mosquito threatens to carry worrisome tropical diseases into temperate zones.
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Preserved muscles from 380-million-year-old placoderm fossils like this one indicate that the ancient fish had abdominal muscles that were similar to those of four-legged land animals.
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A protein in the muscles of Japanese freshwater eels glows green (transverse section shown) when it meets the compound bilirubin, a breakdown product of red blood cells. Scientists have used a lab-made version of the protein to measure bilirubin levels in blood, a good indicator of liver function.
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Even if science can’t make life longer, perhaps a pill can make a long life better
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The gene patenting decision from a plaintiff’s point of view
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With everyday materials, two research teams conceal ordinary objects
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In mating display, male birds match moves to songs
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Coverage of the 2013 American Association for the Advancement of Science meeting
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The Year in Science 2012
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Three-part series on the scientific struggle to explain the conscious self
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By Leila Schneps and Coralie Colmez
Review by Janet Raloff
