sean carroll

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    Can Many-Worlds Theory Rescue Us From Boltzmann Brains?

    Boltzmann’s theory leads to a paradox, where the very scientific assumption that we can trust what we observe leads to the conclusion that we can’t trust what we observe.Image by Chaosophia218 / Tumblr Can you trust the world to be consistent? Scientists don’t have much choice. They need to assume that objective observations of the universe […]

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    Zombies Must Be Dualists

    What the existence of zombies would do to our philosophy of mind.

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    Initial Conditions

    Sean Carroll and Alan Guth talk about time.