From the Cover: Evidence for the extraterrestrial origin of a natural quasicrystal Bindi, L. ; Eiler, J. M. ; Guan, Y. ; Hollister, L. S. ; MacPherson, G. ; Steinhardt, P. J. ; Yao, N. Abstract Publication: Proceedings of the National Academy of Science Pub Date: January 2012 DOI: 10.1073/pnas.1111115109 Bibcode: 2012PNAS..109.1396B