Wednesday, Mar 31 10 a.m. (ET)

Global AIDS

Diane and her guests discuss challenges facing the international effort to fight the spread of AIDS around the world, and the role the US is playing in the effort.

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Why We Doubt Scientific Findings

Wednesday, Mar 04 2015We live in an age when science and technology touch nearly every aspect of our lives. Yet scientific findings on climate change, vaccines and evolution are increasingly under attack. Why people doubt science.