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Past, Present, Future: Time Travel with Brian Greene

StarTalk Radio

CHAPTER

Is It Possible to Calculate the Expansion of the Universe When You Are Time Traveling?

Y.Coss: Is it possible to calculate precisely where the universe, where in the universe, Earth was in a moment to make sure that we find ourselves on Earth's surface? And then wait a minute now. This is when you know that Y.Coss was either thinking too much or maybe might have been smoking a little something. How would you also compensate for the expansion of the universe when calculating that trajectory? So he's getting it all in. He's all in. The way you describe that previous question, it sounds like we should have a cosm of queries only if the people were on weed when they wrote the question. Oh, man, that's a... Let

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