Keith Ward talks about the nature of the soul.
Novelist Marilynne Robinson talks with Anne Strainchamps about the role of the soul in the age of modern science.
Slime molds that solve mazes and parasitic dodder plants that seek out their prey are remarkable examples of nature's intelligence. Anthropologist Jeremy Narby offers lessons on how to see the entire world as our kin.
Joshua Blu Buhs is an independent scholar and the author of "Bigfoot: The Life and Times of a Legend." But he tells Steve Paulson he doesn't really think the creature exists.
California surgeon Leonard Schlain tells Steve Paulson that ancestral women made the connection between sex and birth and the moon and discovered time.
Anthropoligst Anne Allison talks about our love affair with Japanese pop culture.
Randall Miller and Jody Savin wrote, directed and are distributing the 2008 Sundance Festival film, "Bottle Shock."