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Science  27 Jul 2012:
Vol. 337, Issue 6093, pp. 395-396
DOI: 10.1126/science.337.6093.395-b

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Computer researchers are helping viewers take in the world's largest piece of community folk art, the AIDS Memorial Quilt. Artist Heather Dewey-Hagborg has been printing three-dimensional masks, or approximations, of people's faces based on DNA sequenced from their hair. And this week's numbers quantify two grants to treat HIV and malaria and tonnes of global emissions of carbon dioxide in 2011.