A model shows off an ABC student's work. Most of the students are studying manicuring. Courtesy of Advance Beauty College hide caption

The crowd reacts as Rep. Ron Paul, R-Texas, speaks at the University of California, Berkeley, on April 5. Ben Margot/AP hide caption

Workers harvest sesame, an oilseed crop, on the large farm that Quifel Natural Resources has set up in northern Mozambique. Dan Charles/NPR hide caption

Jeffrey Gluckstein goes upside down on a trampoline in New York's Times Square during U.S. Olympic team festivities. Bebeto Matthews/AP hide caption

"Forest boy," who says his name is Ray. Berlin police hide caption

A worker builds cars on the assembly line at Ford's Chicago Assembly plant, which has adopted the "three crew" work schedule. The new third shift can increase efficiency in factories, but it can also wreak havoc on sleep needs and home lives. Scott Olson/Getty Images hide caption

Robert Pinsky visits NPR headquarters in Washington D.C., on Thursday. Ebony Bailey/NPR hide caption