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History of Science and Technology Q&A for Kids and Others (March 24, 2021)

The Stephen Wolfram Podcast

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Is Space Time Different From Space?

i think what has become clear from our models of physics is that time is associated with a sort of the inexorable computation of future states of the universe. And so that led to this idea of space time and time is just a dimension like space. And it led to endless no time travel type stories. Lthough h g. Wells's time travel book, i think time machine book, predated that discussion of late 18 hundreds.

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