Many of the sensors and cameras at the nuclear power plant were disabled by explosions, so plant operators are turning to highly maneuverable robots to get a better idea of what's going on in areas where it's far too radioactive for workers to venture.
A worker assembles a Nissan Leaf electric vehicle at the company's Oppama plant in Yokosuka, Japan. Auto plants are reopening, but getting parts remains a challenge.
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The Cogwheel Brain (Octopus Project remix)Graham Reynolds
Fifty-year-old Segunda Ayobi, with her extended family. Ayobi, who lives in a slum in Guayaquil, Ecuador, enrolled her son Mario in a shelter when he began to miss school, to keep him away from drugs and trouble.
Hisaho Koseki, 82, barely escaped the tsunami when a neighbor drove her to safety. Now she's at a local evacuation center in Kesennuma, Miyagi prefecture. Her son has offered to take her in, but she doesn't want to burden him. "I have chronic ailments, and I don't know how much longer I'll live. I don't want to die, but in this situation, perhaps it would be better if I did," she says.