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Stories about: cosmic filaments

XMM-Newton Spots Massive Cosmic Filament From our understanding of the universe as we see it we can safely say that ordinary matter all things we know are made of can account for only 5 percent of the total mass of the universe. The rest of 95 percent is made of dark energy and dark matter, elusive forms of energy and matter that haven't been yet direc... 6 May 2008 09:16 GMT