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http://www.sciencenews.org/view/issue/id/7722
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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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September 9th, 2006
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Scientists for the first time have established that baby monkeys, shortly after birth, imitate facial movements made by people and adult monkeys. (p. 163)
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A study that traces antibiotic-resistance genes in the environment indicates that they are present even in treated drinking water. (p. 163)
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Children born to fathers who are age 40 or older have an increased risk of developing autism. (p. 164)
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There might be a limit to how small physicists should build tiny sensors that detect viruses and molecules. (p. 164)
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Field studies suggest that Siberian lakes are a much larger source of atmospheric methane than had been previously recognized. (p. 165)
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Some male cockroaches whistle at females with surprisingly complex, almost birdlike whistles. (p. 165)
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The clearing of jungle to create cropland is a major and previously underappreciated force behind deforestation in the Amazon region of Brazil, according to an analysis of satellite images. (p. 166)
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The Hubble Space Telescope has for the first time recorded an eclipse on Uranus. (p. 166)
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Discarded aquarium fish are the likely source of an alien species that's breeding in the Atlantic and could threaten economically important U.S. fisheries. (p. 168)
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A new study appears to solve a 35-year-old puzzle about the distribution of deuterium in the Milky Way, but poses new questions about how stars and galaxies are formed. (p. 172)
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Stem cells can sense the texture of whatever medium they're growing on and use this quality to guide their fate. (p. 173)
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Dentists may someday disinfect teeth with a newly demonstrated, handheld stylus that exudes glowing plasma deadly to cavity-causing bacteria. (p. 173)
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Eating protein appears to boost blood concentrations of a hormone recently found to restrict appetite. (p. 173)
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New research links persistent pollutants with reproductive impairment in polar bears. (p. 173)
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A decades-old form of the anticlotting drug heparin is as safe, as effective, and potentially as convenient to use as recent derivatives that are many times more expensive. (p. 174)
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Two viruses that cause genital herpes decreased in prevalence in the United States during the past 2 decades. (p. 174)
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Researchers have linked a severe form of sleep apnea in children to brain irregularities that may contribute to learning problems. (p. 174)
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Low doses of one of the most commonly used softeners in plastics can aggravate dust-mite allergy. (p. 174)
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(p. 175)
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Book Review: Don’t Sleep, There Are Snakes: Life and Language in the Amazonian Jungle
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