Lori Piper, right, and Aleks Gramza treat Bart on Tuesday at the Humane Society of Tampa Bay. Bart was hit by a car, buried and seemingly crawled back to his owner five days later. Danyelle Ho/AP hide caption

itoggle caption Danyelle Ho/AP

Leah Bannon (sitting) works on her laptop at 18F, a GSA project that aims to make government websites more user friendly and change the way government buys IT systems. Emily Jan/NPR hide caption

itoggle caption Emily Jan/NPR

Tankers are berthed beside the Fawley oil refinery on Jan. 7, in Southampton, England. With low oil prices, some traders are buying oil and storing it in tankers, hoping the price will rise soon so they can sell it at a profit. Matt Cardy/Getty Images hide caption

itoggle caption Matt Cardy/Getty Images

A postcard of Junipero Serra from around 1915. Pope Francis recently announced that he will canonize Serra when he travels to the U.S. this fall. Lake County Museum/Corbis hide caption

itoggle caption Lake County Museum/Corbis

Five members of the Friendship Nine — Willie Thomas Massey (from left), Willie McCleod, James Wells, Clarence Graham and David Williamson Jr. — sit at the counter of the Five & Dine restaurant in Rock Hill, S.C., on Dec. 17. A judge in South Carolina has thrown out the convictions of the nine black men who integrated a whites-only lunch counter in 1961. Jason Miczek/Reuters/Landov hide caption

itoggle caption Jason Miczek/Reuters/Landov

Clean Water Services held a brewing competition in Sept. 2014, inviting 13 homebrewers to make beer from its purified wastewater (as well as water from other sources). Now the company is asking the state for permission for brewers to use its wastewater product exclusively to make beer. /Courtesy of Clean Water Services hide caption

itoggle caption /Courtesy of Clean Water Services