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Live Session Message Board
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If a moving clock ticks slow, who actually ages less, and why isn't it symmetric?
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Each twin sees the other's clock running slow, yet only one comes home younger. What breaks the tie, and why is 'who turned around' the thing that decides it?
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In 1971 we flew atomic clocks around the world and they came back behind. The effect is real and measured. Does knowing it was tested change how strange it feels, or not?
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Two people leave the same spot, meet again later, and have lived different amounts of time. If aging depends on the path you take through spacetime, what's left of the idea that we all share one clock?
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How do you feel about this science and its understanding of reality?
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