News

  1. Earth

    How polluted is a preschooler’s world?

    Preliminary data from a new study show that children may ingest traces of atrazine, a common herbicide, in their drinking water.

    By Janet Raloff
  2. Earth

    Kitchen tap may offer drugs and more

    Excreted drugs and household chemicals are making their way through community waste-treatment and drinking-water plants.

    By Janet Raloff
  3. Earth

    Composting cuts manure’s toxic legacy

    Composting manure reduces its testosterone and estrogen concentrations, limiting the runoff of these hormones, which can harm wildlife.

    By Janet Raloff
  4. Tech

    Curve on golf club sends ball straight

    Although the curved faces of golf clubs called drivers blast balls sideways, their convex design works just right to compensate for other effects tending to make balls veer off the fairway, new calculations show.