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To The Best Of Our Knowledge

Novelist Richard Powers bookmarks "Objects and Empathy" by Arthur Saltzman.

To The Best Of Our Knowledge

Cary Sudler returns to his ancestral home to apologize to the black members of his family for the injustice of slavery.

To The Best Of Our Knowledge

Codebreaker, a new film by Patrick Sammon, tells the story of the brilliant life and tragic death of Alan Turing.  He died at age 41, having revolutionized our world by inventing the first computer programs -- and then computers themselves. 

To The Best Of Our Knowledge

Elizabeth Von Muggenthaler is president of the Fauna Communications Research Institute.  She shares samples with Jim Fleming of some of the amazing animal sounds her group has recorded.

To The Best Of Our Knowledge

Craig Venter, who's come as close as anyone has to creating life in a test tube, tells Steve Paulson what drives him.

To The Best Of Our Knowledge

Bryandt Urstadt tells Steve Paulson about the grim future the peak oilers are already getting ready for and thinks we should all buy gold.

To The Best Of Our Knowledge

Daniel Tammet has memorized the number pi into the tens of thousands of digits.  He's learned new languages in a few weeks.  He describes the gift - and the burden - of being an autistic savant.

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