SPACE WEEK: An Astrophysicist On The End Of Everything

Published: Sept. 4, 2020, 8 a.m.

b'*Astrophysically speaking. That\'s the subject of Katie Mack\'s new book: the possible ends to our entire universe. Specifically, she breaks down some following potential outcomes: heat death, the big crunch and vacuum decay. (Spoiler alert: the names of the other scenarios we don\'t get to in this episode are just as cool.)

Email the show your existential questions at shortwave@npr.org. But please, no existential dread at this time \\u2014 we\'re full up on that.

P.S. We\'re off Monday for Labor Day. So, catch you Tuesday!

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