- :: Atom & Cosmos
- :: Body & Brain
- :: Earth
- :: Environment
- :: Genes & Cells
- :: Humans
- :: Life
- :: Matter & Energy
- :: Molecules
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- :: Science News For Kids
http://www.sciencenews.org/view/issue/id/9343
February 2nd, 2008
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Hydrocarbons in fluids spewing from hydrothermal vents on the seafloor in the central Atlantic were produced by inorganic chemical reactions deep within the ocean crust, a finding with implications for the possible origins of life. (p. 67)
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A new study suggests that many, or perhaps most, sunlike stars have planets much like Earth. (p. 67)
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Potato varieties from Chile arrived in Europe several years before the blights of the mid-1800s, a new analysis of DNA from old plant collections reveals. (p. 68)
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The African naked mole-rat doesn't feel pain from acid or chilies, a possible adaptation to its cramped underground habitat. (p. 68)
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Forty outstanding young scientists will travel to Washington, D.C., for the final round of the 2008 Intel Science Talent Search. (p. 69)
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A new study finds that a sedentary lifestyle is linked to short telomeres on chromosomes, potentially a sign of rapid aging. (p. 69)
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A new species of giant elephant-shrew, small bounding forest dwellers very distantly related to elephants, has been discovered in Tanzania. With video. (p. 70)
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High levels of the microRNA miR-21 lead to poor prognoses for colon cancer patients. (p. 70)
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The first entries—with the basics for a mere 30,000 species—in the Web-based Encyclopedia of Life are scheduled for release in a matter of weeks. (p. 72)
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Ten years after researchers discovered that the expansion of the universe was speeding up rather than slowing down, cosmologists are still struggling to explain the astonishing finding. (p. 74)
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By reshuffling the chemical letters of the genetic code, scientists have made short strands of DNA that can distinguish several different smells, such as explosives and food preservatives. (p. 77)
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Fish alter the growth of crystals in their skin, making it supershiny. (p. 77)
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The source of polychlorinated biphenyls found heavily tainting some homes—and their dwellers—appears to be a durable topcoat for hardwood floors that was widely used a half-century ago. (p. 77)
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Suppressing a receptor protein called neuropilin-2 slows colon cancer growth in mice. (p. 77)
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Big, dark sheep on a Scottish island are not breaking the rules of evolution after all. (p. 78)
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Researchers have found cells resembling stem cells in the mouse pancreas, suggesting new ways to treat diabetes. (p. 78)
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Mauna Loa, Hawaii's most massive volcano, may be splitting the Earth's crust. (p. 78)
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Celery's tasteless compounds make chicken soup taste better. (p. 78)
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(p. 79)
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Book Review: Charles Darwin’s On the Origin of Species: A Graphic Adaptation
Review by Sid Perkins
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Review by Sid Perkins
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