Say It Loud -- Public speechmaking has played a powerful role in the long struggle by African-Americans for equal rights. This special program highlights speeches by an eclectic mix of black leaders. Their impassioned, eloquent words continue to affect the ideas of a nation and the direction of history. This anthology illuminates the ideas and debates pulsing through the black freedom struggle from the 1960s to the present. These arguments are suffused with basic questions about what it means to be black in America.

Innovators begin with real-world problems and find solutions through technology, imagination, hard work and a drive to make our lives better. This special program from Richard Paul and the National Science Foundation looks at innovators creating a mesmerizing array of inventions that might improve our lives in ways beyond our imagination. Included is a profile of a group of graduate students using nanotechnology to create a pen that can turn off cancer cells -- and a DNA diagnostic machine that can read your DNA and give your doctor a complete disease assessment in under five minutes.

Innovators begin with real-world problems and find solutions through technology, imagination, hard work and a drive to make our lives better. This special program from Richard Paul and the National Science Foundation looks at innovators creating a mesmerizing array of inventions that might improve our lives in ways beyond our imagination. Included is a profile of a group of graduate students using nanotechnology to create a pen that can turn off cancer cells -- and a DNA diagnostic machine that can read your DNA and give your doctor a complete disease assessment in under five minutes.

Islamism in Africa -- The recent attack on the U.S. consulate in Benghazi underscored the dangers posed by extremist groups in Libya. But these risks extend beyond Libya, with the rise of jihadist organizations like al-Qaida in the Islamic Maghreb, Ansar Dine and Boko Haram. The program takes listeners to Mali, Nigeria, Libya and Kenya to explore Islamism in Africa.

Islamism in Africa -- The recent attack on the U.S. consulate in Benghazi underscored the dangers posed by extremist groups in Libya. But these risks extend beyond Libya, with the rise of jihadist organizations like al-Qaida in the Islamic Maghreb, Ansar Dine and Boko Haram. The program takes listeners to Mali, Nigeria, Libya and Kenya to explore Islamism in Africa.