Question about Time - Stephen Maitzen responds

Is time traveling to the past a logical contradiction? I mean because if I were to go into a time machine tomorrow then the "past" I travel to would actually be the future relative to today.
Philosophy News image
Is time traveling to the past a logical contradiction? I mean because if I were to go into a time machine tomorrow then the "past" I travel to would actually be the future relative to today. Response from: Stephen Maitzen Defenders of the possibility of time-travel usually address this potential contradiction by distinguishing between personal time (the time kept by your biological clock) and external time (the time kept by the world's calendars). The time-travel voyage you take tomorrow is future in your personal time, but your destination can be past in external time.This distinction is already required by Einstein’s special theory of relativity. If you travel in a rocket so fast that your personal time passes much more slowly than external time passes for residents of Earth, you may return after one year of your personal time to find that your generation has died off: think of it as time-travel into the future. Stories about time-travel into the past also require distinguishing. . .

Continue reading . . .

News source: AskPhilosophers.org | "All"

blog comments powered by Disqus