Carl Zimmer, a science writer and contributor for The New York Times, presents "Science Meets Talk." The New York Times Book Review calls Carl Zimmer "as fine a science essayist as we have." In his books, essays, articles, and blog posts, Zimmer reports from the frontiers of biology, where scientists are expanding our understanding of life. His talk begins at noon in Metcalf Chemistry Lab Auditorium, 97 Waterman St.