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Episode 554: Q&A 97: By Request, Here's Our Dog. And Then Some Actual Questions...
In this week's questions show, I introduce Ona, by request. I explain why I don't think going to space is going to fix the big challenges that humanity faces, and how do astronomers figure out how big a planet is?Talking about existential threats with Phil Torreshttps://www.youtube.com/watch?v=XKYTrKapyrs00:00 Meet Ona02:00 Will going to space fix our evil humanness?04:40 Sparks under the space shuttle main engine05:27 How do we know how big a planet is?07:23 Can we push the Earth outward?10:03 Why make so many telescopes?11:50 Will we see less of the Universe in the future?13:16 Will we have…
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