David Pogue illuminates the science and art of lightning, explaining misconceptions and its dangers. Meanwhile, Faith Salie explores the human body's ability to sweat, a vital function that has allowed humans to live anywhere in the world. In other stories, a group of chefs are cooking with cannabis, F. Murray Abraham talks about his life and career, and John Stamos reflects on his time on Full House and his current life as a husband and father. [... more]