News

  1. Life

    Years or decades later, flu exposure still prompts immunity

    New forms of influenza viruses can spur production of antibodies to past pandemics in people who lived through them.

    By Tina Hesman Saey
  2. Materials Science

    Toylike blocks make lightweight, strong structures

    Bucking trend toward reducing numbers of parts, MIT engineers suggest building planes from thousands of identical pieces.

    By Meghan Rosen
  3. Health & Medicine

    Clues emerge to explain allergic asthma

    Tests in mice reveal that allergens can trigger inflammation by cleaving a clotting protein.

    By Nathan Seppa
  4. Health & Medicine

    Gut-brain communication failure may spur overeating

    Restoring a depleted molecule in obese mice repaired their abnormal response to food.