Everything that we're talking about in terms of time slowing down or speeding up, it's truly time. It has to do with the space time, the fabric of the space time that you're embedded in. And so much so that even your thoughts would slow down in a strong gravitational field. That's why you wouldn't even notice in your local environment that anything had changed.
What type of time travel is in A Christmas Carol? Neil deGrasse Tyson and comedian Chuck Nice answer fan questions on time travel, paradoxes, and wormholes with theoretical physicist, Brian Greene. Did Ebenezer Scrooge get pulled through a wormhole?
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Photo Credit: Ajaj1818, CC BY-SA 4.0, via Wikimedia Commons
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