Why is Porter Goss resigning as director of the Central Intelligence Agency after less than two years on the job? There has been much turmoil since the former Florida congressman joined the administration.
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Joe Palca is a science correspondent for NPR. Since joining NPR in 1992, Palca has covered a range of science topics — everything from biomedical research to astronomy. He is currently focused on the eponymous series, "Joe's Big Idea." Stories in the series explore the minds and motivations of scientists and inventors. Palca is also the founder of NPR Scicommers – A science communication collective.
Ron Elving is Senior Editor and Correspondent on the Washington Desk for NPR News, where he is frequently heard as a news analyst and writes regularly for NPR.org.
