News

  1. Anthropology

    Chimps show skill in termite fishing

    Video cameras set up in a central-African forest have recorded the sophisticated ways in which local chimpanzees catch termites for eating.

    By Bruce Bower
  2. Materials Science

    Reversible gel restores artwork

    To help conservationists restore paintings to their original glory without damaging the original paint, chemists have developed a cleaning product that switches from a liquid to a gel.

    By Alexandra Goho
  3. Health & Medicine

    Nitric oxide may benefit damaged hearts

    A small study in mice suggests that inhaling nitric oxide may protect against tissue damage after a heart attack.

    By Damaris Christensen
  4. Health & Medicine

    Teasing out tea’s heart-healthy effect

    Drinking black tea makes a person's blood vessels dilate more easily, which may explain why drinking tea can protect against heart disease.