Tag: logical consistency

In backward time travel, personal and external time differ in direction, so journeys end in external time before, not after, they begin; you spend five personal minutes travelling 150 years into the external past. General Relativity suggests that the universe is essentially curved spacetime, which might allow such divergences of external and personal time.

Dr. Who And Time Travel – How Much Of It Is Possible?

MessageToEagle.com | November 23, 2013

MessageToEagle.com – If you are into science fiction then you are most likely interested in time travel. The idea that we could visit the past or the future is

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