Why is the past different from the future? Neil deGrasse Tyson and Chuck Nice explore the universe’s deepest questions like why is there anything, what is the present, and if there could be a unified theory of physics with theoretical physicist Sean Carroll.

For more information about the new book: https://startalkmedia.com/books

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Thanks to our Patrons Nick hemmerich, Kelley Bard, Lou Casagrande, Nathaniel Johnston, Jesus Tamayo, and Leon for supporting us this week.

Photo Credit: ESO/VVV, CC BY 4.0, via Wikimedia Commons

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