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President Obama is expected to announcewithin a week if and how many combat troops he plans to withdraw from the war in Afghanistan. Some of those who will be …

Milton Friedman in 1977. Friedman’s view was that the natural rate of unemployment is “the level that would be ground out by the Walrasian system of general equilibrium equations, …

Inmates in a mental observation unit on Rikers Island in Ocotber 2004. (Photo: Librado Romero/The New York Times) On June 17, 1971, President Richard Nixon declared drug …

Protesters demonstrating in Oakland, November 5, 2010, against Grant's killing. (Photo: Thomas Hawk) Johannes Mehserle, the former BART police officer who shot and killed Oscar Grant …

Tripoli, Libya - NATO acknowledged Saturday that its aircraft had mistakenly hit a column of rebel military vehicles last week near the Libyan oil port of Brega, and early …

President Barack Obama exits after delivering remarks on Libya at Fort McNair in Washington, on March 28, 2011. Obama attempted to answer what he felt were “legitimate” questions about …

Julius and Ethel Rosenberg, separated by heavy wire screen, as they leave the US courthouse after being found guilty by a jury. (Photo: Roger Higgins / Wikimedia)

Farmers in Potato Park, Peru, near Cusco, one of the first Peruvian regions to declare themselves “GMO-free zones.” (Photo: iied.org) The use of transgenic or genetically modified …

Israeli soldiers in the port of Ashdod stand next to a ship which was part of a flotilla heading to Gaza, Tuesday, June 1, 2010. The wheelchairs in the …

Long after questions were first raised about the overuse of powerful CT scans, hundreds of hospitals across the country needlessly exposed patients to radiation by scanning their chests twice …