News

  1. Life

    Self-destructing mitochondria may leave some brain cells vulnerable to ALS

    Mitochondria that appear to dismantle themselves in certain brain cells may be a first step toward ALS, a mouse study suggests.

    By Tina Hesman Saey
  2. Health & Medicine

    A new dengue vaccine shows promise — at least for now

    The latest vaccine against dengue shows promise in protecting children from the disease, but will need longer term study to ensure kids are safe from future infections.

    By Aimee Cunningham
  3. Health & Medicine

    A human liver-on-a-chip may catch drug reactions that animal testing can’t

    An artificial organ may better predict serious drug side effects than animal testing does.