News

  1. Earth

    Harm from Plastic Additive Challenged: Early exposure shows no ill effects

    Presumed exposure shortly after birth to a chemical ingredient in plastics shows no evidence of disrupting development in people, according to a small study of teens who, as newborns, received intensive medical care involving plastic hospital equipment.

    By Ben Harder
  2. Archaeology

    Stone Age Combustion: Fire use proposed at ancient Israeli site

    A Stone Age site in Israel contains the oldest evidence of controlled fire use in Asia or Europe, from around 750,000 years ago, a research team reports.

    By Bruce Bower
  3. Animals

    Din among the Orcas: Are whale watchers making too much noise?

    Whale-watching boats may be making so much noise that killer whales off the coast of Washington have to change their calls to communicate over the racket.