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http://www.sciencenews.org/view/issue/id/41719
March 28th, 2009
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Cells reach out and touch each other with tunneling nanotubes (p. 16)
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Archaeologists tracing the labyrinth of antiquities trafficking hope to shut it down, or at least slow it up (p. 20)
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Controlling light’s path could enable invisibility or harness an intriguing but so far elusive stretch of the spectrum (p. 24)
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Latest studies focus on estrogens, androgens and IGF-1. (p. 5)
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A mathematical constant that emerges only in the unusual conditions of specific black hole systems has shown up in a simple Newtonian system. (p. 8)
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In an experiment, scientists show that, although it takes generations, fish can rebound from evolutionary pressures created by selective harvesting, which has pushed some populations to become small and slow-growing. (p. 9)
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Inward-facing palms evolved much earlier than previously recognized, a new study finds. (p. 9)
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A study in mice suggests a version of prion proteins, which are known to cause the brain-wasting mad cow and Creutzfeldt-Jakob diseases, may also play a role in neuron malfunction. (p. 10)
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Acid-blocking drugs commonly prescribed to cardiac patients upon hospital discharge seem to interfere with an anticlotting drug. (p. 11)
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An experimental drug called mepolizumab prevents some emergency asthma attacks in people who no longer benefit from normal doses of steroids. (p. 11)
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Research shows a standard drug for treating brain cancer can actually make some cells more aggressive. (p. 11)
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Researchers have uncovered a genetic link between autism and gastrointestinal disorders in some families. (p. 11)
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Star students receive more than $530,000 in scholarships and prizes in the Intel Science Talent Search. (p. 12)
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Scientists investigate the physics of the most printable ink and find the most viscous inks don’t make the grade. (p. 13)
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Researchers say that 1.5-million-year-old footprints discovered in eastern Africa show that a human ancestor had modern-looking feet and walked much like people do today. (p. 14)
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New lines of evidence indicate that horses were domesticated for riding and milking more than 5,000 years ago by members of a hunter-gatherer culture in northern Kazakhstan. (p. 15)
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Preteen boys and girls interacting in a virtual world display the same contrasting play styles that have been observed in real-world settings. (p. 15)
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(p. 4)
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Review by Laura Sanders (p. 30)
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(p. 32)
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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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