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SIO376: What Portal Teaches Us About the Physics of Our Universe
Serious Inquiries Only
The Physics of Time Travel
Time travel makes sense if we think of time as one big tapestry that pre exists. If you want to change the past, that change implies the existence of an extra dimension. The reason you don't have conservation of energy and different things and momentum is because space allows differences to happen. It's basically space to allow Differences to happen.
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