19 July 2010: Afternoon By The Morning News — 19 Jul 2010 How the pound sign--aka the "number key" or the "hash"--got its name. Scientists say cooking is responsible for brain development. Ben Folds and Nick Hornby collaborate on "Levi Johnston's Blues." From the attic: "The Secret Journal of Levi Johnston" by Sarah Hepola. Skeptics and believers battle over the role of homeopathy in health care. A transcript of Cecil B. DeMille's B.Y.U. commencement address--and how Mormon paintings influenced The Ten Commandments. How Caravaggio saw in the dark. Interviews with former debt collectors. Tolstoy envisioned a justice system whose decisions were made with love, rather than through impersonal processes. How negative behavior may improve unhappy marriages. "That's a piece of foam with glitter on it." Young fantasy readers--the progeny of humans and Norse gods--raid Prospect Park. Analysis of the efficiency of mowing your lawn in rows versus spirals. When plugged into "I Write Like," David Foster Wallace writes like Ian Fleming. Also: A Q&A with the creator of "I Write Like." A list of common misconceptions.