The phrase Boston Strong sprang up after last year's marathon bombings and is now ubiquitous around town. But some wonder if the commercialization of the slogan also trivializes the tragedy. Tovia Smith/NPR hide caption

This nighttime NASA satellite image from 2012 shows lights from drilling sites and natural gas flaring along the Eagle Ford Shale. NASA hide caption

The Shanghai government has banned the use of taxi-booking apps such as Kuaidi Dache during rush hour. Here, a Shanghai resident displays the app on his smartphone in Shanghai, on Jan. 23. Imagine China/Corbis hide caption

Sculptor Richard Weaver created this life-sized sculpture of federal judge J. Waties Waring. Rick Rhodes/Courtesy of the J Waties Waring Statue Committee hide caption

Alphansine Uwimana writes an order at Inzozi Nziza, or Sweet Dreams, Rwanda's first and only ice cream shop. There are logistical challenges, like power cuts, as well as cultural ones in a country where ice cream is not traditionally popular and women don't often run businesses. Gregory Warner/NPR hide caption

Miners pack up and leave after a long days work at the Skochinski coal mine on April 3, 2001 in Donetsk, Ukraine. Modern Donetsk is one of the largest metallurgical centers of Ukraine. Oleg Nikishin/Getty Images hide caption

Even one fluffy forkful of souffle is a worthy reward for making the effort. Kelly Gorham/Courtesy of Kelly Gorham Photography hide caption