If you think of Spacetime as a VHS tape or as a loaf of bread then you can understand that time could be a coordinate in Spacetime.
Then time travel is going to a WHERE more than a WHEN.
Pizza is a better example. Particularly a NYC style.
The thing about time/space travel is that you can only really travel within your cosmic neighborhood, or “slice”. You can move linearly across the surface, but if you want to actual travel through time, you have to fold the slice.
Now, if you want to expand beyond your cosmic neighborhood, then you really gotta think more like a calzone.
If you think of Spacetime as a VHS tape or as a loaf of bread then you can understand that time could be a coordinate in Spacetime. Then time travel is going to a WHERE more than a WHEN.
Watch this cool video by theoretical physicist Brian Greene for a better understanding: Past, present and future coexist.
What if I think of it as a pancake?
Actually it was my work in the field of pancake time that brought about widespread internet ridicule
Is there a choice of toppings? Or do I have to think about a very specific pancake?
Pizza is a better example. Particularly a NYC style.
The thing about time/space travel is that you can only really travel within your cosmic neighborhood, or “slice”. You can move linearly across the surface, but if you want to actual travel through time, you have to fold the slice.
Now, if you want to expand beyond your cosmic neighborhood, then you really gotta think more like a calzone.
What’s a VHS tape?
What’s bread?
What’s a?
It’s the stuff that people used to get along with the free circus back in the old days.
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