News

  1. Chemistry

    Another plastics ingredient raises safety concerns

    Bisphenol A’s ‘twin’ may be more potent at perturbing estrogen signals.

    By Janet Raloff
  2. Animals

    Mirror, mirror on the wall, you’re the scariest fish of all

    That thing in the mirror may be more upsetting than a real fish.

    By Susan Milius
  3. Health & Medicine

    Global child deaths on decline

    Infectious diseases kept numbers for 2008 staggeringly high, with 8.8 million children dying before age 5, a new survey shows.

    By Nathan Seppa
  4. Health & Medicine

    Sickle-cell anemia tied to cognitive impairment

    Patients with the hereditary condition score worse on standardized tests than people without it.