Vol. 175 No. #2
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More Stories from the January 17, 2009 issue

  1. Space

    New window on the high-energy universe

    New telescope finds that the high-energy share of gamma-ray bursts arrive at Earth significantly later than the low-energy portion.

  2. Earth

    Surprise find taps into magma

    In a scientific first, engineers drill into a subterranean pocket of molten rock.

  3. Tech

    Hot new memory

    A study of the physics of phonons, quantum packets of heat, suggests that controlling the flow of heat could be another way to store digital information.

  4. Health & Medicine

    Bacteria help themselves in damaged lungs

    An antibiotic produced by a bacterium acts as a molecular snorkel to help with breathing. The bacterium infects and kills many people with cystic fibrosis, and plugging the snorkel could lead to treatments.

  5. Life

    Dinosaur day care dads

    A new study shows some male dinosaurs may have been the primary caretakers of their young.

  6. Health & Medicine

    For preemies, less is more

    Multiple courses of steroid treatment for mom could harm premature babies.

  7. Humans

    Taking trophy heads close to home

    Members of the prehistoric Nasca culture in southern Peru took trophy heads from their own people rather than from foreigners captured in wars or raids, a new biochemical analysis suggests.

  8. Earth

    Corals, turfgrass and sediments offer stories of climate past and future

    Science News reports from San Francisco at the fall meeting of the American Geophysical Union

  9. Earth

    Warmer oceans would fuel more thunderstorms

    Satellite data reveal more thunderheads forming as tropical sea-surface temperatures rise.

  10. Life

    Buzzing bees protect plant leaves

    Honeybee air traffic can interrupt caterpillars' relentless munching.

  11. Health & Medicine

    Experimental drug fends off emphysema in mice

    Mice exposed to cigarette smoke and then ed the drug and fended of emphysema, suggesting the edible drug might help ex-smokers.

  12. Health & Medicine

    Sense for morphine has gender gap

    Female rats have fewer brain receptors that sense morphine, making the drug less effective. The work points to the need for more research on why medicine potency can vary among people.

  13. Health & Medicine

    Disturbed sleep tied to Parkinson’s risk

    People who have a disorder that causes them to thrash and kick during sleep face a high risk of developing Parkinson’s disease or other neurodegenerative disorders.

  14. Tech

    SESAME opens doors to international collaboration

  15. Earth

    For a big view of inner Earth, catch a few … Geoneutrinos

  16. Microbes

    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.

  17. Neuroscience

    It’s written all over your face

    To potential mates, your mug may reveal more than you think.