2min chapter

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas cover image

124 | Solo: How Time Travel Could and Should Work

Sean Carroll's Mindscape: Science, Society, Philosophy, Culture, Arts, and Ideas

CHAPTER

General Relativity - A Time Machine

General relativity says space time is dynamical and a little bit unpredictable. It's not fixed by just saying that there is space time, you have to say more than that. In the image of that diagram we imagine drawing where time was on the vertical axis and space was horizontal. If you're not moving at all, you're still moving through time, right? You're aging toward the future, one second per second.

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