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Only the machine happens to touch down on top of your grandmother before your father was born? Wouldn't that mean that you would simply pop out of existence?

However, if you never existed who shot grandma? Therefore, grandma lives, and her grandson builds the time machine and flattens grandma again? Am I right that the result will just be an infinitely looped tragedy?

2006-11-16 11:17:02 · 10 answers · asked by Wise1 3 in Science & Mathematics Astronomy & Space

10 answers

nope....that's the interesting thing...you are doing a "thought experiment" but reality actually looks different. The problem is that our thinking can only think in that time-space concept as we live it. But is a mental construct.

So - first of all - we are as limited as a being which lives in a paper plane and just can't see or understand or grasp us, 3D beings.

Second - if you are looking to think about time travel rather try it with ideas like "slider"....which is a TV show dealing with parallel universes. Because that is basically what i is.

Everything exists...the dead grandmother, you, at the same "time" If your grandma dies in one universe it will develop different there. But it has no impact on this universe where you live. Simply speaking. There is no way "to cross" into another universe because also those are some kind of "construct" and not as real as your brain wants to imagine them.

(It's like the funny thing that people always think they can see and touch atoms if they just go small enough...but all what's left there is energy, no solid matter, really. Physicists describe those "particle waves" as wave functions....)

2006-11-16 11:32:46 · answer #1 · answered by spaceskating_girl 3 · 0 0

If you flattened grandma, then you wouldn't exist. So, therefore, it can't possibly happen that you would build a time machine and while you are at it, you flatten grandma.

Because if grandma was flattened, then there would be no 'You' to build a time machine to go back in time. You might interact with grandma, but you can't just flatten her and expect yourself to live.

So, therefore, grandma doesn't get flatten.

Plus, you don't know if grandma got shot or not. Maybe she just passed away of old age. Also, how would she be your grandma if you didn't exist? XP

Either that or I'm confusing myself... ^_^;

2006-11-16 11:21:18 · answer #2 · answered by Nyan 2 · 0 0

The general nature of backward time, also called anti-time, is going from endings to beginnings. In short, space ends up defining time instead of the other natural way, because the space is assumed to exist already. This, of course, isn't true. Thus, adding the idea of jumping to a particular time without going through the rest of the time between your current time and your "target" in the past isn't there. Besides, the whole way this works is from the bottom up instead of the top down. Eg. normally a system needs a relation in order to exist independently from other systems. If you take a system and try to make a relation from it, you need another system to virtually take on a life of it's own before the bottom up thinking can be completed. So, forget about the whole idea of time travel!

2006-11-16 12:11:15 · answer #3 · answered by Craig Z 1 · 0 0

I oftentimes choose floor return and forth, yet for long journeys, air return and forth is a lot swifter, so i could desire to apply it if i'm in an excellent hurry. i've got moved from the East Coast to the West Coast, and considered one of those trip takes approximately 4 or 5 days with the help of vehicle, if i do no longer end long everywhere, yet there's a lot thrilling environment alongside the way that I omit with the help of air return and forth.

2016-12-29 03:18:59 · answer #4 · answered by goldie 3 · 0 0

by the same token ,if we could learn how to travel faster than the speed of light.we could observe life on a distant planet .should there be an accident or a natural disaster we could rush in and intervene before the image reaches us thereby chang the course of history.

2006-11-16 11:27:20 · answer #5 · answered by Shark 7 · 0 0

You have just provided irrevocable proof that time machines are not possible.

Thanks, thats my entire career in temporal mechanics out the window.

You B@stard!

2006-11-16 12:15:51 · answer #6 · answered by Labsci 7 · 0 0

YOu can either take on that Star Trek episode where they continually blow up, or you can do what happened in Harry Potter and "Prisoner" with the time turner

2006-11-16 11:19:14 · answer #7 · answered by Anonymous · 0 0

Great imagination

2006-11-16 11:26:00 · answer #8 · answered by lino 2 · 0 0

Either that, or you create a paradox world. One with you, one without.

2006-11-16 11:25:13 · answer #9 · answered by Kevin H 3 · 0 0

I would change everything aboout my life

2006-11-16 11:19:19 · answer #10 · answered by Anonymous · 0 0

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