A core-collapse supernova releases most of its energy as neutrinos.\u00a0 This
\n\t\t\t\ttheoretical conclusion is confirmed by a single event, the supernova seen in
\n\t\t\t\tthe Large Magellanic Cloud in 1987.\u00a0 Large neutrino detectors buried deep underground
\n\t\t\t\tdetect cosmic neutrinos by looking for neutrino collisions with electrons.\u00a0 Three
\n\t\t\t\tneutrino detectors saw a handful of these collisions by neutrinos traveling from
\n\t\t\t\tthe direction of the Large Magellanic Cloud just before a blue supergiant star
\n\t\t\t\tin the nearby dwarf galaxy exploded.\u00a0 The energy carried by these neutrinos
\n\t\t\t\tis consistent with the energy generated in the core-collapse of a massive star.<\/p>\n","protected":false},"excerpt":{"rendered":"
A core-collapse supernova releases most of its energy as neutrinos.\u00a0 This theoretical conclusion is confirmed by a single event, the supernova seen in the Large Magellanic Cloud in 1987.\u00a0 Large neutrino detectors buried deep underground detect cosmic neutrinos by looking … Continue reading