The Apocalypse: From Atom Bombs to the Death of the Universe

In this episode, the hosts explore various apocalyptic scenarios, both on a global and universal scale. They discuss the fear of nuclear war that dominated the 1980s, the potential ways the universe could come to an end, and the concept of an eternal block universe. Topics such as the Big Crunch and the Big Rip are explored, detailing the potential scenarios of the universe compressing and cooking everything within it or being torn apart by dark energy. The discussion also touches on the sun's eventual expansion, the threat of asteroids, and the dangers of exploding stars and colliding celestial bodies. The episode also delves into the prevalence of apocalyptic myths in different cultures and the inevitability of mass extinctions throughout Earth's history.