New discoveries reveal the terrifying ways that space can destroy all life on Earth. This episode of is a mashup of "How the Universe Works" S06E07 "The Quasar Enigma" and S05E05 "The Universe's Deadliest."
Cast Appearances
Mike Rowe
voices Himself (Narrator)Episode Discussion
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Retitled, this episode re-aired as "Killer Universe" on 9/19/2021 at 2200 with a summary of "Remarkable new evidence reveals how life on Earth can be completely destroyed by the universe."