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Published: Feb. 1, 2021, 8 p.m.

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In this week\'s QA, I talk about what\'s driving the expansion of the Universe, how big the observable Universe is to the actual Universe, and what will happen to dogs in gravity.

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00:00 Start
\\n00:26 What\'s driving the expansion of the Universe?
\\n04:01 How big is the observable Universe compared to the actual Universe?
\\n07:25 Do people watch videos or listen to my podcasts?
\\n10:37 Will dogs enjoy lunar gravity?
\\n12:59 Why aren\'t we looking deeper in the Kuiper Belt?
\\n15:54 What would be some good ways to explore lava tubes?
\\n19:36 What happened to the Overwhelmingly Large Telescope?
\\n22:48 Would space LIGO be more sensitive?
\\n27:56 What\'s the most like Great Filter?
\\n31:07 Why do we talk about distance in form of time?
\\n35:14 Any future collaborations with Isaac Arthur?
\\n35:58 How long will the Mars helicopter survive?
\\n40:07 When will NASA incorporate Starship into its plans?
\\n42:15 How dangerous is the Kessler Syndrome?

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