Why time is slower in space than earth?

or:Why time is slower in space than earth?or:It's not. \"Time\" is a human invention. But in reality time happens at the same time everywhere.or:How

or:Why time is slower in space than earth?

or:It's not. \"Time\" is a human invention. But in reality time happens at the same time everywhere.

or:How Einstein's theories of special and general relativity are vital to GPS:youtu.be/zQdIjwoi-u4?t=31

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