Bart Kosko is a professor of electrical engineering at USC and the author of "Noise." He explains the science of noise. And we hear lots of examples.
Intelligent. Optimistic. Curious.
Audio
Frans de Waal talks with Jim Fleming about chimps, who can be aggressive and violent, and bonobos, who are mama's boys and like sex.
Daniel Cavicchi spent three years talking to his fellow Bruce Springsteen fans. The result is a book called “Tramps Like Us: Music and Meaning among Springsteen Fans.”
Brian Christian is the author of "The Most Human Human: What Talking with Computers Teaches Us About What It Means to Be Alive." In 2009, he won the annual Loebner Prize -- awarded to the computer program that comes closest to passing the Turing Test for artificial intelligence. Christian won for being the "most human human."
Bill Moyers has won 9 Peabody Awards and 30 Emmys, and now hosts a show on PBS. His particular niche is exploring big ideas on television, as he did in his memorable series with myth-maker Joseph Campbell.
Biologist Cindy Engel tells Steve Paulson that wild animals self-medicate in a number of ways and that there is really no difference for animals between nutrition and medicine.
More people than ever before in US history are living alone. And they're living lives of fullment and social engagement. Eric Klinenberg writes about the trend in "Going Solo: The Extraordinary Rise and Surprising Appeal of Living Alone."
When you keep hearing bad news about the earth's rising temperatures, it's hard to hold onto any hope. But maybe we're telling the wrong story. Sustainability pioneer Frances Moore Lappe says there are plenty of positive stories that offer hope.
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