when you diagram space-time your "light cone" is the region in which
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Replying to @arthur_affect @BootlegGirl and
you can perceive things as having a causal order, in which you can measure time
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Replying to @arthur_affect @BootlegGirl and
bc it's the "cone" radiating out from you of stuff within the reach of
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Replying to @arthur_affect @BootlegGirl and
slower-than-light communication which is what creates that "order"
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Replying to @arthur_affect @BootlegGirl and
this is v badly described but that's the gist as I understand it
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Replying to @arthur_affect @BootlegGirl and
sci fi language abt "distorting" time is a misunderstanding
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Replying to @arthur_affect @BootlegGirl and
there is no objective time, it doesn't exist,m
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Replying to @arthur_affect @BootlegGirl and
that was Einstein's big coup over Lorentz
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Replying to @arthur_affect @BootlegGirl and
Lorentz saw the "contraction" and "dilation" but couldn't find the mechanism
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Replying to @arthur_affect @BootlegGirl and
Einstein said there isn't one, the thing being distorted isn't real
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so take the twin paradox, two twins, one on a spaceship going .99c
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Replying to @arthur_affect @BootlegGirl and
the "paradox" is when the space twin comes home the earth twin is decades older
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Replying to @arthur_affect @BootlegGirl and
but all motion is relative, right? ones not objectively "standing still"
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