Talk of the Nation on KCCU

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NEAL CONAN, HOST:

Few stories in the 20th century are more tragic than the fate of Cambodia, a small, peaceful country on the sidelines of the war in Vietnam. Cambodia would be invaded by both sides, carpet-bombed by the United States, taken over by murderous Maoists, invaded again by the Vietnamese and left to wither for a decade by a grotesque, international impasse.

For older drivers and their families, the conversation about giving up the car keys can be wrenching. Driving, for many, means independence and the transition to life without a car can be challenging, particularly for those who live alone or in areas with limited access to public transportation.

In three weeks, millions of Americans cast their vote for president in an election that both campaigns depict as a stark choice between two fundamentally different visions for the country. But the chief executive's power is limited in real ways, by Congress, foreign interests, and other players.

Douglas Groat traveled the world for the Central Intelligence Agency, breaking into foreign embassies and stealing secret codes. But then he questioned his superiors about one operation that nearly failed. His subsequent battle with the CIA led to accusations of extortion and four years in prison.

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IRA FLATOW, HOST:

This is SCIENCE FRIDAY; I'm Ira Flatow. The 2012 Nobel Prizes were announced this week in Stockholm, and groundbreaking research on stem cells, cloning, cell receptors and quantum optics, yeah, claimed the honors this year. The physics prize was awarded to French physicist Serge Haroche and American David Wineland of the National Institute of Standards and Technology and the University of Colorado.