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Each day, Talk of the Nation combines the award-winning resources of NPR News with the vital participation of listeners. The result is a spirited and productive exchange of knowledge and insight that delves deeply into the news and ideas of the day.

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Music
12:43 pm
Mon April 30, 2012

On Jazz Day, Jason Moran Makes The Case For Relevance

Jazz pianist Jason Moran was named a MacArthur Fellow in 2010.
Clay Patrick McBride

Originally published on Tue May 1, 2012 7:53 am

Some of the world's most renowned musicians recently gathered in Paris and New Orleans to celebrate the first annual International Jazz Day. UNESCO, the U.N.'s Educational, Scientific and Cultural Organization, has set April 30 as a day to raise awareness of jazz music's significance and potential as a unifying voice across cultures.

In spite of the celebrations, though, in the U.S. the jazz audience continues to shrink and grow older, and the music has struggled to connect with younger generations.

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Africa
12:02 pm
Mon April 30, 2012

What's At Stake In Sudanese Border Battle

Originally published on Mon April 30, 2012 12:24 pm

Transcript

NEAL CONAN, HOST:

For weeks now, war has been simmering along the world's newest border between Sudan and South Sudan. Both countries blame the other as the aggressor in a conflict that includes disputes about contested territory and about access to oil reserves. Before an American sponsored peace agreement, what's now South Sudan fought a long war for independence that killed an estimated one and a half million people. Now less than a year after separation, the two states stand on the brink of full scale war.

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Law
12:02 pm
Mon April 30, 2012

How New Immigration Laws Are Changing States

Originally published on Mon April 30, 2012 12:20 pm

Since Arizona passed SB 1070 in 2010, five other states signed similar legislation into law: Alabama, Georgia, South Carolina, Utah and Indiana. Some of those laws are on hold pending court rulings, but lawmakers in say they've already seen successes, as well as unforeseen consequences.

Opinion
12:02 pm
Mon April 30, 2012

Op-Ed: U.S. Has Abdicated Responsibility For Syria

Originally published on Mon April 30, 2012 12:22 pm

As Syria continues its violent crackdown, Hoover Institution senior fellow Fouad Ajami argues that the U.S. has forsaken Syria and its people and provided the regime with a lifeline. In the Wall Street Journal, Ajami writes that "everyone is waiting on Washington's green light and its leadership."

Technology
12:07 pm
Fri April 27, 2012

Designing The Pied Piper Of Fish

Mechanical engineer Maurizio Porfiri, of the Polytechnic Institute of New York University, designs robot fish. A few years ago, he found that real fish would mill about his aquatic robot, and now he's trying to understand why. His research suggests that it has less to do with how the robot looks, than how it makes fish feel.

Health Care
12:02 pm
Fri April 27, 2012

How Buffett's Cancer Is Shaping National Dialogue

Transcript

IRA FLATOW, HOST:

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Space
12:00 pm
Fri April 27, 2012

Mining Quarries Millions Of Miles From Earth

A private company has unveiled plans to mine precious metals and water from nearby asteroids. Planetary Resources co-founder Eric Anderson discusses the various stages of the mining process and how the excavated minerals could impact future space exploration and innovation on Earth.

Health
11:57 am
Fri April 27, 2012

A New Stage Play Tackles Athletes And Concussions

Originally published on Fri April 27, 2012 1:44 pm

Can the repeated brain injuries suffered by some athletes cause problems with brain function later in life? A new play, Headstrong, opening next week in New York, looks at athletes and head trauma, and the high price some athletes end up paying for playing the game.

Technology
11:52 am
Fri April 27, 2012

The Idea Factory: How Bell Labs Created The Future

In The Idea Factory: Bell Labs and the Great Age of American Innovation, Jon Gertner writes of the legendary innovations developed at AT&T's Bell Labs, from lasers and transistors to solar cells and cell phones, and discusses how the lab became a hotbed for new ideas.

Space
11:47 am
Fri April 27, 2012

An Astronaut Explores NASA's Scientific Frontiers

He's flown the space shuttle five times, and performed eight spacewalks to service the Hubble telescope. Now astronaut and astrophysicist John Grunsfeld heads up NASA's Science Mission Directorate, where he manages scientific investigations on the home planet--and beyond.

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