Smithsonian Magazine on MSN3d
An Enormous, Branching String of Galaxy Clusters Is the Largest Known Structure in the Universe, Scientists SayThe cosmic superstructure Quipu is more than 13,000 times the length of the Milky Way, and its mass is 200 quadrillion times ...
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Structure of the Teutonic Order DOCUMENTARYKings and Generals continues its medieval history series with the story of the Teutonic Order, a German brotherhood that ...
Prof. Dan Shechtman of the Technion–Israel Institute of Technology made the discovery that would later earn him the 2011 ...
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