1. Health & Medicine

    Mice reveal the off switch for inflammation

    Working with genetically engineered mice, scientists have identified a crucial natural mechanism that rodents use to shut down inflammation before it does harm.

  2. Health & Medicine

    Newfound flu protein may kill immune cells

    A dash of serendipity led to the discovery of a new protein, produced by most strains of the influenza A virus.

  3. Health & Medicine

    Boost in protein repair extends fly lives

    In warmer-than-normal conditions, fruit flies that overproduce a protein-repair enzyme live about one-third longer than typical flies.

  4. Health & Medicine

    Gene Therapy for Sickle-Cell Disease?

    By adding a useful gene to offset the effects of a faulty one, scientists have devised a gene therapy that prevents sickle-cell anemia in mice.

  5. Anthropology

    Evolving in Their Graves

    Understanding what early, rudimentary burials meant to modern humans' antecedents—assuming early humans did, in fact, bury their dead—could help anthropologsts untangle a lasting mystery of human evolution.

  6. Health & Medicine

    Surprise! Fat proves a taste sensation

    The share of consumed fat that travels into a person's bloodstream depends on whether the person tasted fat to begin with.

  7. Health & Medicine

    Delayed surgery aids spinal cord repair

    Postponing surgery to repair a severed spinal cord in rats improves the likelihood that the operation will counteract the injury.

  8. Anthropology

    Human evolution put brakes on tooth growth

    A new analysis of fossil teeth indicates that the slower pace of dental development observed in people today dates back only about 100,000 years.

  9. Health & Medicine

    Low Radiation Hurts Bystander Cells

    New research confirms that alpha particles from decaying radon atoms can damage neighboring cells they don't directly hit and suggests a mechanism for this so-called bystander effect.

  10. Health & Medicine

    Thinking the way to stronger muscles

    Thinking about exercising a muscle can make it stronger.

  11. Health & Medicine

    New epilepsy drug is possible

    A drug mimicking a natural substance in the brain may offer a new therapy for epilepsy.

  12. Health & Medicine

    Antibiotic now tackles Parkinson’s

    A well-known antibiotic may slow the brain-cell death that causes Parkinson's disease.