News

  1. Warblers make species in a ring

    Genetic and song analyses of the greenish warblers in forests around the Tibetan Plateau suggest the birds represent a long-sought evolutionary quirk called a ring species.

    By Susan Milius

  2. Brain takes emotional sides for sexes

    Men's and women's brains may adopt different approaches to fostering memories of emotional experiences.

    By Bruce Bower

  3. When diabetics dismiss their treatment

    Diabetics who retreat from close relationships in favor of self-reliance may have particular difficulty adhering to diabetes treatments if their physician communicates poorly with them.

    By Bruce Bower

  4. Diesel gases masculinize fetal rodents

    In rats, exposure to diesel exhaust perturbs pregnant moms’ sex-hormone production and makes her pups more masculine in certain ways.