News

  1. Health & Medicine

    Spice component versus cancer cells

    Curcumin, a compound in the spice turmeric, teams up with an immune-system protein to kill prostate cancer cells in a new laboratory study.

    By Nathan Seppa
  2. Earth

    Honey may pose hidden toxic risk

    Many honeys may contain potentially toxic traces of potent liver-damaging compounds produced naturally by a broad range of flowering plants.

    By Janet Raloff
  3. Animals

    No Tickling: Common caterpillars deploy defensive hair

    The caterpillars of the European cabbage butterfly have a chemical defense system that scientists haven't documented before.

    By Susan Milius
  4. Health & Medicine

    Feel the Burn: Alcohol sets pain-sensing nerves aflame

    Alcohol makes certain pain-generating nerves trigger more easily than normal.