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He's been called "the man who changed the world," by the editorial board of the Boston Globe, and the Karl Von Clausewitz of nonviolent warfare" by Radio Free Europe/Radio Liberty.As Morning Edition host Steve Inskeep notes, former Havard reseacher Gene Sharp has been an inspiratio

Matthew Alexander led the interrogation team that tracked down and found al-Qaida leader Abu Musab al-Zarqawi in 2006.Alexander — a pseudonym for the author — a critic of the harsh techniques employed by the military during the administration of George W.

Our universe might be really, really big — but finite. Or it might be infinitely big.Both cases, says physicist Brian Greene, are possibilities, but if the latter is true, so is another posit: There are only so many ways matter can arrange itself within that infinite universe.

Before Reagan urged Soviet leader Mikhail Gorbachev to "tear down this wall," and even before Kennedy told Americans to ask "what you can do for your country," President Dwight D. Eisenhower coined his own phrase about "the military-industrial complex."

The most enduring images and sounds of Martin Luther King Jr.'s life come from his "I Have A Dream" speech, delivered at the Lincoln Memorial on Aug.