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David Bransby, professor of energy crops at Auburn University, is an expert on switch grass, which President Bush mentioned in his State of the Union address. Bransby says switch grass is cheap to grow and provides a high yield crop that can make a lot of ethanol for a low cost.

The New York Times columnist says the stroke forced him to choose: He could focus on what had been lost, or on what remained. His memoir is The Beauty of Dusk. Originally broadcast March 22, 2022.

Journalist Nicholas Kristof has just won the Pulitzer prize for his New York Times commentary on Darfur. He and John Prendergast of the International Crisis Group deliver an update on the continuing crisis and genocide still under way in the African republic of Sudan.

Commentator Julie Zickefoose is a rural birdwatcher. One of the signature sounds of spring's arrival is the song of the brown thrasher. If you listen closely, the bird seems to be sending out orders. Julie Zickefoose listens and obeys.

Republicans and Democrats on Capitol Hill are expressing reservations about the prospect of Gen. Michael Hayden heading the CIA. Several members of Congress say the CIA should be led by a civilian.

New Orleans rapper Juvenile's appearance at this year's Jazz and Heritage Festival was poignant. His own home was destroyed by Katrina. His recent lyrics focus on the city's problems.

Americans spend $2 billion per year on organic milk. For milk to be labeled organic, the USDA says that cows must be raised on pesticide-free feed, without hormones. As organic mega-dairies sprout up, small-dairy farmers say some so-called "organic" cows don't get enough meadow time.

Artists Jeanne-Claude and Christo, who last winter exhibited The Gates of Central Park, are now focused on their next installation, Over the River. In development off and on since 1992, the project will festoon the Arkansas River with swaths of fabric, a rural and much larger version of last year's New York feat.

Lobbying scandals continue to rumble through Washington, D.C. Does life on Capitol Hill mirror the ethical behavior of public servants in foreign countries overseas? Unfortunately, it seems it does.

What was once a sleepy little airbase in southern Spain is now the busiest base in the U.S. Air Force. The Moron base is the main transit point between the United States and Iraq and Afghanistan. Thousands of tons of war supplies, tanker planes and squadrons of fighters now pass through Moron. It's a vital link in the U.S. supply chain -- but it's not very popular with many Spaniards.