This is answered here: http://physics.stackexchange.com/questions/90708/neutrinos-arrived-before-the-photons-supernova http://physics.stackexchange.com/question

This is answered here: http://physics.stackexchange.com/questions/90708/neutrinos-arrived-before-the-photons-supernova http://physics.stackexchange.com/questions/90708/neutrinos-a...