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Science  29 Mar 2013:
Vol. 339, Issue 6127, pp. 1504-1505
DOI: 10.1126/science.339.6127.1504-b

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Summary

In science news around the world, German scientists have pulled out of a research project in Canada's oil sands, Japanese researchers reported finding high concentrations of rare-earth elements in deep-sea sediment, Italy's health minister is allowing a foundation to continue a controversial stem cell treatment for neurodegenerative disease, and more.