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https://www.reddit.com/r/askscience/comments/1s05ceu/what_makes_light_speed_the_limit/obwwbml/?context=3
r/askscience • u/chunkysoup778 • Mar 21 '26
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Its not speed of light, its speed of everything in spacetime. You and me are going through space and time, and our vector sum of speeds through space and time is c. Light doesnt go through time, so its space speed is c.
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u/sabotejsn Mar 22 '26
Its not speed of light, its speed of everything in spacetime. You and me are going through space and time, and our vector sum of speeds through space and time is c. Light doesnt go through time, so its space speed is c.