Fifty years ago, the typical first-time mother in the U.S. took about four hours to give birth. These days, women labor about 6 1/2 hours. Carsten/Three Lions/Getty Images hide caption

itoggle caption Carsten/Three Lions/Getty Images

A package of K2, a concoction of dried herbs sprayed with chemicals sometimes called synthetic marijuana. New York moved to ban a wide range of products like these this week. Kelley McCall/AP hide caption

itoggle caption Kelley McCall/AP

The U.S. Department of Agriculture says it will give schools alternatives to ground beef made with what critics have called "pink slime." mcnsonbrg@yahoo.com/iStockphoto.com hide caption

itoggle caption mcnsonbrg@yahoo.com/iStockphoto.com

Students at Tohoku Chosen, an elementary and junior high school for North Koreans in Sendai City, now take dance classes in the school's cafeteria because their main building was destroyed when the earthquake struck northeast Japan last March. Doualy Xaykaothao/NPR hide caption

itoggle caption Doualy Xaykaothao/NPR

Before he was three years old, Grant Coursey underwent several surgeries for a cancerous tumor. The Coursey Family hide caption

itoggle caption The Coursey Family