News

  1. Space

    Big black holes may not stop star birth

    New study suggests models may have given these supermassive beasts too much credit.

    By Ron Cowen
  2. Health & Medicine

    Excess blood sugar could harm cognition

    Chronically high blood sugar levels in elderly people with diabetes seem to contribute to worsened cognitive function, a study shows.

    By Nathan Seppa
  3. Life

    Serotonin turns shy locusts into cereal killers

    Serotonin can turn solitary locusts into swarming biblical-scale crop destroyers.

    By Susan Milius
  4. Health & Medicine

    Parenting shapes genetic risk for drug use

    A three-year study of black teens in rural Georgia finds that involved, supportive parenting powerfully buffers the tendency of some genetically predisposed youngsters to use drugs.