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  1. Health & Medicine

    Flies on meth burn through sugar

    Cellular effects may explain why addicts often have a sweet tooth.

    By Daniel Strain
  2. Health & Medicine

    Mucus-related gene tied to lung disease

    People with pulmonary fibrosis are much more likely to make excess amounts of a normally beneficial protein, a study finds.

    By Nathan Seppa
  3. Health & Medicine

    Experimental Biology 2011 conference

    Even larvae can love the blues, plus distemper’s roots, fat-busting blueberries and more meeting news.

    By Science News
  4. Life

    Gut bacteria come in three flavors

    Everybody has one of a trio of types — and which one seems to be less important than how the bugs behave.