Vol. 175 No. #7 Archives

More Stories from the March 28, 2009 issue

  1. Life

    Prions complicit in Alzheimer’s disease

    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.

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  2. Anthropology

    Modern feet step back 1.5 million years

    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.

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  3. Humans

    Playing for real in a virtual world

    Preteen boys and girls interacting in a virtual world display the same contrasting play styles that have been observed in real-world settings.

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  4. Physics

    Black hole constant makes unexpected appearance

    A mathematical constant that emerges only in the unusual conditions of specific black hole systems has shown up in a simple Newtonian system.

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  5. Life

    Gene links autism, bellyaches

    Researchers have uncovered a genetic link between autism and gastrointestinal disorders in some families.

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  6. Health & Medicine

    Popular acid blockers, anticlotting drug don’t mix

    Acid-blocking drugs commonly prescribed to cardiac patients upon hospital discharge seem to interfere with an anticlotting drug.

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  7. Paleontology

    Dinosaur handprints reveal birdlike arm anatomy

    Inward-facing palms evolved much earlier than previously recognized, a new study finds.

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  8. Ecosystems

    Fish shrinkage reversible, but better hurry

    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.

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  9. Health & Medicine

    New drug shows benefits against nasty asthma

    An experimental drug called mepolizumab prevents some emergency asthma attacks in people who no longer benefit from normal doses of steroids.

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  10. Archaeology

    Horse domestication traced to ancient central Asian culture

    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.

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  11. Health & Medicine

    Chemotherapy drug may in fact strengthen some cancer cells

    Research shows a standard drug for treating brain cancer can actually make some cells more aggressive.

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  12. Physics

    When the ink hits the page

    Scientists investigate the physics of the most printable ink and find the most viscous inks don’t make the grade.

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  13. Humans

    Science’s next generation wins accolades

    Star students receive more than $530,000 in scholarships and prizes in the Intel Science Talent Search.

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  14. Health & Medicine

    Scientists find a soup of suspects while probing milk’s link to cancer

    Latest studies focus on estrogens, androgens and IGF-1.

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  15. Science Future for March 28, 2009

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  16. The Age of Anxiety: A History of America’s Turbulent Affair with Tranquilizers by Andrea Tone

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  17. The Quantum Frontier: The Large Hadron Collider by Don Lincoln

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  18. A Primer for Mathematics Competitions by Alexander Zawaira and Gavin Hitchcock

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  19. Haywired: Pointless (Yet Awesome) Projects for the Electronically Inclined by Mike Rigsby

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  20. Book Review: Not One Drop: Betrayal and Courage in the Wake of the Exxon Valdez Oil Spill by Riki Ott

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  21. Treaty on antiquities hinders access for museums

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  22. Life

    Live Wires

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  23. Networks of Plunder

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  24. Materials Science

    Cornering the Terahertz Gap

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  25. Letters

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  26. Science Past for March 28, 1959

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  27. Everyday Practice of Science: Where Intuition and Passion Meet Objectivity and Logic by Frederick Grinnell

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