There's a nagging question at major sporting events: Are the athletes cheating? Steroids, human growth hormones and blood doping techniques are extending the outer limits of performance, and athletes can use them if they want -- unless they're professionals or Olympic athletes. But is doping really a problem? Australian philosopher and bioethicist Julian Savulescu has a simple litmus test: What contribution is coming from the technology and what is coming from the athlete?
Intelligent. Optimistic. Curious.
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Paul Ekman tells Jim Fleming about different kinds of lies, and the physical signs that signal deceit.
David Galenson teaches Economics at the University of Chicago, and he's the author of a book called "Old Masters and Young Geniuses: The Two Life Cycles of Artistic Creativity." His theory is that most artists are either old masters like Cezanne or young geniuses like Picasso.
Kevin Kelly tells Jim Fleming that the sum total of our technology - what he calls “the technicum” - is taking on the properties of life itself.
Inspired by the Civil Rights and Black Power Movements and by African-American activists and artists Giovanni’s poetry has become synonymous with the struggle of African-Americans, and especially the struggle of Black women.
Novelist Jonathan Lethem talks about the work of Philip K. Dick. Dick is one of Lethem's literary heroes.
The clay tablets found at the Greek palace of Knossos had one of the strangest languages ever discovered. Margalit Fox tells the story of Linear B - and the obsessed, tragic lives of the two people who devoted their lives to cracking the code.
For Jeannette Walls, one of the things she struggled with most was keeping her past a secret from just about everyone.
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