Comments on: Black dwarf supernovae might be the last event in the universe https://lifeboat.com/blog/2020/08/black-dwarf-supernovae-might-be-the-last-event-in-the-universe Safeguarding Humanity Mon, 17 Aug 2020 19:22:45 +0000 hourly 1 https://wordpress.org/?v=6.6.2