News

  1. Older but Mellower: Aging brain shifts gears to emotional advantage

    The aging brain reorganizes in ways that foster emotional stability and a tendency to favor positive emotions over negative ones.

    By
  2. Ecosystems

    A Chronicle of Coasts: Study charts historical changes in seas, estuaries

    New research compares the long-term ecological impact of human activities in estuaries and coastal seas on three continents.

    By
  3. Animals

    Fishy Reputations: Undersea watchers choose helpers that do good jobs

    Coral reef fish use smart-shopper techniques of looking for satisfied customers before choosing a small fish to provide cleaning services.

    By
  4. Health & Medicine

    Proof of Protection: Condoms limit infection by cervical cancer virus

    Condom use reduces a woman's risk of being infected with human papillomavirus and of developing precancerous growths on the cervix.