At a Minecraft camp in Shaker Heights, Ohio, kids trade secrets about making their virtual worlds come to life. Sarah Jane Tribble/WCPN hide caption

itoggle caption Sarah Jane Tribble/WCPN

Can you spot the four laundry pods? CR/John Powers and Ariana Salvato/Apotrophe/Courtesy of Consumer Reports hide caption

itoggle caption CR/John Powers and Ariana Salvato/Apotrophe/Courtesy of Consumer Reports

HPV vaccine prevents cervical cancer and other cancers by fending off the virus that causes them. But it's been a tough sell with doctors and parents. Joe Raedle/Getty Images hide caption

itoggle caption Joe Raedle/Getty Images

In some Indian states, efforts to serve eggs to malnourished children are a political minefield. See the related animation, "Power Lunch: India's Mid-Day Meal Program," produced by Mathilde Dratwa for the Pulitzer Center and based on Rhitu Chatterjee's reporting. Lisa LaBracio/Courtesy of the Pulitzer Center hide caption

itoggle caption Lisa LaBracio/Courtesy of the Pulitzer Center

Germany's Alexandra Popp and the U.S.'s Morgan Brian collide during a World Cup semifinal in June. Both were injured, but continued to play. Brad Smith//ISI/Corbis hide caption

itoggle caption Brad Smith//ISI/Corbis
Roy Scott/Ikon Images/Corbis

Most of the people who got measles in last year's outbreaks hadn't been vaccinated with the MMR vaccine. Photo illustration by Justin Sullivan/Getty Images hide caption

itoggle caption Photo illustration by Justin Sullivan/Getty Images