Katie Mack Explains The Big Bang To John Green
5,444This is a snippet of a larger conversation taking place on Crash Course Pods: The Universe. Over the next 11 episodes, John Green and Katie Mack will walk through the entire history of the universe… even the parts that aren’t written yet.
Episode 1 is out now and can be streamed on the Crash Course channel and wherever else you get your podcasts. Subscribe at https://complexly.io/theuniverse
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