Feature

  1. Health & Medicine

    The Science of Secretin

    The discovery that a gut hormone also exists in the brain may shed light on the origins of autism.

    By John Travis
  2. Health & Medicine

    Trans Fats

    Increasing evidence links trans fats to health problems, and some researchers are looking for ways to reduce the fats in food.

    By Jessica Gorman
  3. Health & Medicine

    The Seeds of Malaria

    By studying the molecular footprints of evolution in parasites and human hosts, geneticists are casting light on when and how malaria became the menace it is.

    By Ben Harder
  4. Health & Medicine

    Attacking Alzheimer’s

    Some researchers now suggest that the so-called amyloid hypothesis is overstated and that other entities, including tau tangles, are as important as beta-amyloid in Alzheimer's disease.