A hydroelectric plant in Ethiopia. The country hopes to harness the waters of the Blue Nile to export hydropower and to irrigate crops. Dawit Nida hide caption

Jerry Lee Lewis. Olaf Heine hide caption

Pop-up stores, like this one in Burbank, Calif., last year, disappear once a holiday is over. David McNew/Getty Images North America hide caption

"Berlusconi's main problem, since he entered politics, has been Berlusconi himself," political analyst James Walston says. Andrew Medichini/Associated Press hide caption

Miss Daisy Rides Again: Vanessa Redgrave returns to Broadway to take on a character Jessica Tandy made famous on film. Shaun Curry/AFP/Getty Images hide caption

Cooking oil, flour, high-energy biscuits and baby food are unloaded from a U.S. Marine helicopter in a village in the upper Swat Valley that remains cut off nearly six weeks after the start of the flooding.  In the northwest corner of Pakistan flood waters swept away the bridges that were the lifeline for this mountainous and stream filled area. Susannah George/NPR hide caption

Phantom Tantrum: Jules Feiffer and Norton Juster — who collaborated 50 years ago on The Phantom Tollbooth -- have reunited to create The Odious Ogre. In one of their favorite scenes, the Odious Ogre himself throws an impassioned tantrum. hide caption

Before evacuating from Katrina, Bobbie Jennings (right) lived next door to her twin sister, Gloria Williams, in the public housing that existed on the same site as Harmony Oaks in New Orleans. While Jennings likes the actual apartment, she says she is unhappy with the new development because the new apartments do not provide the same sense of community as before. Katie Hayes/NPR hide caption

State legislator John Martin advises people in northern Maine to drive down the middle of the road at night so they have a little more time to react to moose crossings. Carl D. Walsh For NPR hide caption

The sparkling new Delaware Travel Plaza. Courtesy HMS Host hide caption

MIT researchers wore the Age Gain Now Empathy System -- a body suit and helmet -- to a grocery store to understand what struggles seniors might have while shopping. Courtesy of MIT's AgeLab hide caption