Source article: http://www.scientificamerican.com/article.cfm?id=universal-quantum-network http://www.scientificamerican.com/article.cfm?id=universal-q... Sour

Source article: http://www.scientificamerican.com/article.cfm?id=universal-quantum-network http://www.scientificamerican.com/article.cfm?id=universal-q... Source article's source article (Nature mag.; pay wall): http://www.nature.com/nature/journal/v484/n7393/full/nature11023.html http://www.nature.com/nature/journal/v484/n7393/full/nature1... EDIT: arxiv pre-print: http://arxiv.org/pdf/1202.5955v1.pdf http://arxiv.org/pdf/1202.5955v1.pdf