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http://www.sciencenews.org/view/issue/id/36889
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In This Issue
- It’s written all over your face: To potential mates, your mug may reveal more than you think
- Team spirit: Working together, bacteria and other microbes can accomplish much more than they can alone. Now scientists hope to harness that ability by engineering their own microbial consortia.
- For a big view of inner Earth, catch a few…Geoneutrinos
- This week's table of contents
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October 11th, 2008
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City buildings offer opportunities for farms to grow up instead of out (p. 16)
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White dwarfs shed light on physics and the fate of the cosmos (p. 26)
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Science News runs down what the two presidential candidates and their campaigns have been saying about science and technology issues.
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Neutrino beams may turn Cepheids into messengers for advanced alien civilizations. (p. 5)
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After years of false alarms, astronomers may finally have recorded the first image of a planet orbiting a sunlike star beyond the solar system. (p. 8)
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The first protons beamed out at the Large Hadron Collider (p. 8)
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Religious believers shown pictures that evoke spiritual responses display brain activity that may contribute to feeling relief from physical pain, a new study finds. (p. 9)
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The family-shattering effects of a mother’s depression can prompt the same mood disorder in her children, independent of any genetic risk. (p. 9)
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A female frog insures a safe home for her young by mating with many males. (p. 10)
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Giant bees coordinate and make waves that would rival those in any football stadium. Predators of the bees don’t find it cheering. (p. 10)
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One weird ant suggests lost world of ancient ants living underground (p. 11)
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A team dissects the physics of a mosquito bite, working to find a way to design gentler needles. (p. 11)
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The collision between India and Asia set off events that caused long-term cooling in Earth’s climate, new research suggests. (p. 12)
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Observing rare isotopes in rocks along the Hudson Bay in Northern Quebec suggest the rocks have remained intact for 4.28 billion years, making them Earth's oldest. (p. 12)
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Getting too little sleep may lead to health problems. A new study shows that after only one night of sleep deprivation, women have higher levels of an inflammatory molecule linked to cancer, heart disease and other illnesses. (p. 14)
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Study is based on data collected from human adults and matches urine concentrations of bisphenol A with type 2 diabetes, heart disease and liver enzyme problems (p. 14)
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Immune cells called macrophages aid neuron regeneration in some parts of the nervous system, but hinder regeneration in the brain and spinal cord. (p. 15)
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One study of many recent investigations of how calorie restriction affects people shows that bone density does not necessarily suffer when a person loses weight quickly. (p. 15)
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An omega-7 fatty acid made by fat and liver cells acts as a hormone, even mimicking the health benefits of insulin. (p. 15)
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Men’s brain tissue shows higher density of neuron connections than similar tissue from women. (p. 15)
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Book Review: Food Bites: The Science of the Foods We Eat
Review by Dina Fine Maron
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Review by Dina Fine Maron
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Book Review: Don’t Sleep, There Are Snakes: Life and Language in the Amazonian Jungle
Review by Bruce Bower
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Review by Bruce Bower
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Planet Earth: An Illustrated History
A photographic tribute to the glories of nature, including picturesque landscapes, stunning aer...
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A photographic tribute to the glories of nature, including picturesque landscapes, stunning aer...
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