Neil Johnson, a University of Miami physicist, developed this mathematical formula to predict insurgent attacks in war zones. Courtesy of Neil Johnson hide caption

toggle caption Courtesy of Neil Johnson
Bill O'Leary/The Washington Post/Getty Images

House Speaker John Boehner has represented Ohio's 8th Congressional District since 1990. His constituents have been paying close attention to his role in the debt-ceiling negotiations. J. Scott Applewhite/AP hide caption

toggle caption J. Scott Applewhite/AP

New Mexico chili peppers are distinct, but locals in the pepper industry have been struggling to compete with the foreign pepper market. A new state law requires that only New Mexico-grown peppers are labeled as such. Danise Coon/AP/NMSU Chile Pepper Institute hide caption

toggle caption Danise Coon/AP/NMSU Chile Pepper Institute

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