Municipal water pipes help keep people cool in Allahbad, India. Ritesh Shukla/NurPhoto/Corbis hide caption

The goat did not order a latte. But when it escaped from home and entered a nearby Starbucks in the Northern California town of Rohnert Park, it did have a hankering for cardboard. Sgt. Rick Bates/Rohnert Park Department of Public Safety hide caption

On her first visit to the U.S., Loyce Maturu of Zimbabwe was impressed by how friendly Americans are. She couldn't get over that they'll say hello to a stranger in an elevator. Ben de la Cruz/NPR hide caption

Mamuedeh Kanneh (right) was married to the man who brought Ebola to Barkedu, Liberia, a village of about 6,000. He died of the virus. She now cares for her children as well as children who lost their parents to the disease. John W. Poole/NPR hide caption

Beijing has awful traffic jams and heavy pollution. Its new subway system can only help. Ed Jones/AFP/Getty Images hide caption

A world in light and dark: This satellite view shows where electric lights are in high usage. Buyenlarge/Getty Images hide caption

Garmai Sumo is a nurse featured in the documentary, Body Team 12. In one scene, she shares her religious views: "When they die, the righteous will resurrect on the day of the trumpet. But everyone remain in their grave for now." Body Team 12 hide caption

A goat locked in a car in a Massachusetts parking lot got its moment of YouTube fame courtesy of a passerby's video. YouTube hide caption

A patient is pictured at a camp for diarrhea patients in Dhaka, Bangladesh. Among the nominations for untold story last year: the need for vaccines to prevent "severe, deadly diarrhea" in this part of the world. Zakir Hossain Chowdhury/Barcroft Media via Getty Images hide caption

Emmanuel Kwame, who lost his sight to river blindness, in his cashew grove. Jason Beaubien/NPR hide caption

Wilbur Sargunaraj sings about shadism in his new video, "Mirror Mirror." Courtesy of Wilbur Sargunaraj hide caption