Join delegates at a UN climate conference as they discuss a roadmap that guides the international community approach the issue of global warming.

A conference committee is comprised of members from both chambers of Congress. It tries to resolve differences between the House and the Senate over the content of a bill. It issues a conference report to both chambers for a vote.

Concludes discussion of American federalism by learning about the National Conference of State Legislatures.

National Public Radio reviews the events leading up to the Cuban Missile Crisis, "The world's closest brush with nuclear war." Hear Kennedy's speech to the nation, see pictures of Kruschev and Castro, and learn about the Havana...

The most recent research on HIV and AIDS is discussed following an International AIDS conference in Vienna. Aired Jul. 23, 2010 [23:02]

News report on OPEC conference, possible ramifications of an oil cut, and differences in opinion within OPEC over policy. This audio report is from June, 2006.

Listen to audio excerpts from some of Martin Luther King, Jr.'s greatest speeches. There is a large selection available in RealAudio or QuickTime formats.

We'll check in on the American Society for Tropical Medicine and Hygiene annual meeting and talk about highlights from the conference.

Learn about the discoveries that have come out of annual conference for physicist in this audio recording. The Aspen Center for Physics, a mountain retreat for theoretical physicists, turns 50 this year. [29:59]

An audio report from the Paris conference held in June 2007 on the combined efforts of France, the U.S., Russia, Japan, and China to bring peace to the Darfur region. Provides links to recent NPR reports on Sudan. [2:00]