Science

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Tennessee has tried to tackle the skyrocketing costs of Medicaid for more than a decade and now their program, TennCare, faces major financial problems. The following is an extended transcript of Gordon Bonnyman of the Tennessee Justice Center discussing the…

The Kyoto Treaty, signed in 1997 to combat global warming, went into effect Wednesday. Gwen Ifill leads a discussion on the newly enacted treaty and the U.S. decision not to participate.

Scientists around the world are looking to coral reefs for the next big medical breakthrough. Correspondent Betty Ann Bowser explores the potential of these "rainforests of the sea" to provide the raw materials for life-saving drugs in the second of…

One of the medical organizations that has invested the most in technology aimed at reducing medical errors is the Veterans Administration. The following is an extended transcript of Dr. James Bagian, director of the National Center for Patient Safety at…