News

  1. Chemistry

    Tiny spheres may deliver oral insulin

    Researchers have developed microscopic spheres that can sneak insulin past the stomach so it can be absorbed in the small intestine.

    By Jessica Gorman
  2. Health & Medicine

    Study challenges surgery for lung disease

    Patients with the most severe emphysema shouldn't undergo major surgery that removes part of their damaged lungs.

    By Damaris Christensen
  3. Health & Medicine

    Walking and eating for better health

    A low-fat diet and regular exercise can ward off diabetes in people at high risk of developing the disease.

    By Susan Milius
  4. Health & Medicine

    Gene implicated in deadly influenza

    A strain of influenza virus that struck in Hong Kong in 1997 got some of its lethality from a mutation in the gene encoding an enzyme called PB2.