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

AMA | July 2023

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

NOTE

The Meaning of Space and Time in Special Relativity

There may be other possible laws of physics and Hamiltonians where position and momentum are on an equal footing./nSpecial relativity suggests that space and time are on an equal footing in a four-dimensional spacetime./nSpace and time in relativity do not have objective reality and are not absolute./nIn Newtonian mechanics, space and time are separate entities, but in relativity, they are unified in spacetime./nThere is no absolute consensus on how to divide spacetime into space and time due to the lack of objective reality.

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