A new article in PLoS Biology (April 18, 2006) discusses the state of scientific literacy in the United States, with especial attention to the survey research of Jon D. Miller, who directs the Center for Biomedical Communications at Northwestern University Medical School. To measure public acceptance of the concept of evolution, Miller has been asking adults if "human beings, as we know them, developed from earlier species of animals" since 1985. He and his colleagues purposefully avoid using the now politically charged word "evolution" in order to determine whether people accept the basics of evolutionary theory. Over the past 20...