Father Tomasz Trafny of the Vatican's Pontifical Council for Culture and Dr. Robin Smith, the CEO of NeoStem, last year announced a partnership to explore adult stem cell research.

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More people end up in the emergency room from overdosing on Vicodin, pictured here, and other prescription painkillers, than heroin or cocaine, a government report says.

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Norris and Janis Galatas at their home in Collinsville, Miss., with their horse, Cinnamon. The couple is struggling to make their mortgage payments.

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A customer studies a display of milk and dairy products at Bryan's Grocery in San Francisco in March. Justin Sullivan/Getty Images hide caption

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Greek Prime Minister George Papandreou leaves a news conference after a meeting with European Council President Herman Van Rompuy on Oct. 13 at EU headquarters in Brussels. EU leaders were surprised and angered Tuesday when Papandreou said he would place a debt restructuring proposal before Greek voters.

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Amy Murray at home with her daughter Harper in Oceanside, Calif. Her husband, Capt. Patrick Murray, with the Darkhorse battalion, returned home from Afghanistan, in April 2011; 25 Marines from his unit did not.

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Japan's Parliamentary Secretary for the Cabinet Office Yasuhiro Sonoda drinks a glass of decontaminated water taken from puddles inside the buildings housing reactors 5 and 6 at the Fukushima No. 1 plant.

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Republican presidential candidate Herman Cain speaks Monday at the National Press Club in Washington, D.C. During a question and answer portion of the program, Cain called the accusations of sexual harassment against him "a witch hunt."

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Republican presidential candidate Herman Cain spoke about the harassment allegations at the National Press Club in Washington, D.C., on Monday.

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