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Staredit Network -> Lite Discussion -> Time travel paradox
Report, edit, etc...Posted by Oo.Zero.oO on 2006-11-13 at 18:25:49
http://en.wikipedia.org/wiki/Steve_Hawking

Steve Hawking wrote a ton of stuff about Black Holes, but I don't think any of them included time travel. You can't really travel through time in a black hole because once you get in you cant get out so your trapped there forever doing what this smiley is doing helpsmilie.gif .
Report, edit, etc...Posted by McAfee on 2006-11-13 at 21:15:19
QUOTE(Doodan @ Nov 13 2006, 12:30 AM)
I disagree with what McAfee said about us creating time. Time is simply a unit of measurement. Just like we measure distance with meters, kilometers, etc., and how we measure volume and weight with various units. Time exists, plain and simple. There is a very simple sequence of before and after that we can all agree exists. We humans have just devised a means to measure units of it. Our creation of measurements does not mean we created time itself. That's like saying we created distance, volume, weight, etc., which is not true. We've merely devised a system that we all agree on so everyone will know what eachother's talking about when it comes to naming measurments.
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I mey have chosen my words poorly. The point that i was trying to get across was that we invented the mesuerment, and we NAMED it time. The acutal passing ov events HAS always been there, but we put a name to it so we could try to understand it.

QUOTE(Killer_Kow(MM) @ Nov 13 2006, 01:23 PM)
I disagree with this. If no light of them moving is coming back to you, how is light of their former state coming back at you infinitely? If they're not there, there's nothing for light to bounce off of, and no image for our eyes/brain to register.
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Thats right. If there is no light refraction off of an object, you cant see it. its like turning off the lights in a room full of stuff. you know its there, but it has no light refraction, so we cant see it.


QUOTE(spinesheath @ Nov 13 2006, 02:34 PM)
And funny as Black Holes are, you'd be torn into pieces when entering the nearer regions of the Black Hole's surrounding area - unless you are exactly 0 metres long wink.gif That is because the gravity is so much stronger at the point of your vessel (lets assume you're not flying there with your paraglider) that is nearest to the Black Hole than it is at the other end of the vessel happy.gif


Umm.. its not torn to bits, its crushed into almost nothing



QUOTE(spinesheath @ Nov 13 2006, 02:34 PM)
Whatever a "true Black Hole" is... Theoretically the mass would collapse until it becomes a singularity. But then we have an infinite energy density, which would case a ton of troubles... But we can't find out anyways... It's too bad we found relations in physics that  prevent us from knowing everything ermm.gif
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Thats better. happy.gif

But back to time travel.

I realy cant see time travel as an ever happening thing. Meaning that I dont think it will ever happen. Like I have stated before, I dotn think that "time" stores anything to go back too. I dont know. I'm WAY to tyerd/busy for this right now... he he


Report, edit, etc...Posted by Mp)7-7 on 2006-11-13 at 21:22:11
Yes, Like time doesnt have memory. Unless we create some type of massive server for the world to feed information into we have no way of knowing what we are sending ourselves back to!
Report, edit, etc...Posted by Tango on 2006-11-13 at 21:50:09
If it ever was possible to Time Travel I would want to go back to when Battle.net servers were merged as one.
Report, edit, etc...Posted by Mp)7-7 on 2006-11-13 at 23:00:13
Well as of right now it isnt and probably will never be only because it requires too much power and there is no way to store time. I am afraid that nothing will ever travel in time.
Report, edit, etc...Posted by MasterJohnny on 2006-11-14 at 01:50:10
lets say you go back in time and your past shot you. since your past knows you will be shot. would the past time travel and get shot and have a continous cycle of sucide?
Report, edit, etc...Posted by Mp)7-7 on 2006-11-14 at 06:17:46
Since their is nothing to remember it, If you traveled back to the future to where you started from, you would be alright because you were already alive after that point where you died.
Report, edit, etc...Posted by Oo.Zero.oO on 2006-11-14 at 15:34:29
If you could travel into the past wouldnt we have met people from the future?
Report, edit, etc...Posted by Mp)7-7 on 2006-11-14 at 16:09:54
Yes, probably but how would you ever know. If they did then they would have a law over it saying that you cant talk about that, they would have to hide it. Because if word got out. That would change their past and our future!
Report, edit, etc...Posted by spinesheath on 2006-11-14 at 16:22:37
It would change our future, yes, but not their past.
Their past HAS BEEN. It's over. Gone. Nothing is going to affect something that is not there anymore.

Back to that "torn into pieces" near black holes. This indeed is true. You'll get crushed later, too, but before that, you are torn.
Explanation: The closer you get to the event horizon, the stronger gravity gets. The difference between 2 points of which one is 1m farther away becomes enourmous. So you are pulled by a much stronger force at the part of the vessel that is closer to the event horizon. At some point it is not likely anymore that any known material would be stable enough not to be torn in pieces.

Shortly after you'll get crushed into a singularity. Funny... pinch.gif
Report, edit, etc...Posted by Mp)7-7 on 2006-11-14 at 17:55:17
Yes it would, if they learned that time traveling was possible, they would invent it sooner. Then we would be a little out-dated!
Report, edit, etc...Posted by McAfee on 2006-11-14 at 18:05:32
What are you talking about 7? The olny way that time travel could be made sooner is if someone comes back, and tells whoever EXACTLY how it works. I dotn see that happening anytime soon.
Report, edit, etc...Posted by JordanN_3335 on 2006-11-14 at 18:19:37
QUOTE(McAfee @ Nov 14 2006, 07:05 PM)
What are you talking about 7? The olny way that time travel could be made sooner is if someone comes back, and tells whoever EXACTLY how it works. I dotn see that happening anytime soon.
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Sorry 7 but he does have a point. Arg im going to scan a short comic of this quote (like what holysin does). In the mean time if the person did come back in time and tell someone about that and went back into the future then it would take much longer to figure that out and since he has changed the past it will effect the future.
Report, edit, etc...Posted by McAfee on 2006-11-14 at 18:28:53
Well, on that note, If someone changes the past, who would know about it? Would it just be the guy that changed it, or would HE even forget?

This is kinda a hard one lol.
Report, edit, etc...Posted by JordanN_3335 on 2006-11-14 at 18:43:07
And heres the comic. Right now I rushed it so expect the drawings to suck.[

Well the ending is cut off so I'll explain it. Since Randy Randevorts didnt know how to invent the time machine he never knew how to start it so in the year 3000 when the future guy returns he finds out that knowone knew how to make a machine because he changed the past.
Report, edit, etc...Posted by Mp)7-7 on 2006-11-14 at 21:03:58
I was talking about what Zero said by if we could eventually time travel would we see people from the future? And I was saying that if we did we would never know it because they would keep it secret.
Report, edit, etc...Posted by FatalException on 2006-11-14 at 21:09:32
QUOTE(McAfee @ Nov 14 2006, 03:28 PM)
Well, on that note, If someone changes the past, who would know about it? Would it just be the guy that changed it, or would HE even forget?

This is kinda a hard one lol.
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This is the thing that's confusing about time travel: What happens when one changes the past. If, for example, someone stopped the atom-bombing of Hiroshima, Japan wouldn't have been pwned in the first place, so then when the person is born (assuming that they were born after World War II), they wouldn't even have to go back in time to stp the bombing. The problem is, if the person doesn't go back in time to stop the bombing, Hiroshima would get bombed, but if they go back and stop it, it would prevent their past self from eventually going back in time to stop the bomb from being dropped. So to sum it up, if you change something in the past, there would be no effects of it felt in the furture, and if you ever went back to the same time period, the event would happen again as if you hadn't gone back the first time.
Report, edit, etc...Posted by Mp)7-7 on 2006-11-14 at 21:28:33
Or if someone went back in time to save some assassinations that occured because they knew where and how they were and prevented them. This would change a lot. They would become some sort of heroes in that time.
Report, edit, etc...Posted by DT_Battlekruser on 2006-11-14 at 21:48:30
QUOTE(spinesheath @ Nov 14 2006, 01:22 PM)
It would change our future, yes, but not their past.
Their past HAS BEEN. It's over. Gone. Nothing is going to affect something that is not there anymore.

Back to that "torn into pieces" near black holes. This indeed is true. You'll get crushed later, too, but before that, you are torn.
Explanation: The closer you get to the event horizon, the stronger gravity gets. The difference between 2 points of which one is 1m farther away becomes enourmous. So you are pulled by a much stronger force at the part of the vessel that is closer to the event horizon. At some point it is not likely anymore that any known material would be stable enough not to be torn in pieces.

Shortly after you'll get crushed into a singularity. Funny... pinch.gif
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Quite so about the black holes. Nothing can possibly survive a black hole, hence "travel" through them is a crazy concept.

If you could travel back in time, why don't we see people from the future right now? If at ANY POINT IN THE FUTURE it was possible to go back in time, it is almost certain that someone would, and that the secret would get out to us.

In a word, it is impossible to travel backwards in time.
Report, edit, etc...Posted by Mp)7-7 on 2006-11-14 at 23:31:14
Yes because this would require some type of memory. Other than that there is just no way that time travel will be possible.
Report, edit, etc...Posted by Oo.Zero.oO on 2006-11-15 at 13:46:31
Time travel in the future must be practically impossible because otherwise we would have seen people from the future because the average person would probably abuse time travel, and so either it must be very hard to do or impossible because the past is over with.
Report, edit, etc...Posted by Mp)7-7 on 2006-11-15 at 13:53:38
Are there more than just the things in our universe that we can see? Like things that use a different soruce of light and matter that we cannot see. Like ghosts, and some have found a way over in the form of ghosts to us.
Report, edit, etc...Posted by JordanN_3335 on 2006-11-15 at 16:14:51
QUOTE(Mp)7-7 @ Nov 15 2006, 02:53 PM)
Are there more than just the things in our universe that we can see?  Like things that use a different soruce of light and matter that we cannot see.  Like ghosts, and some have found a way over in the form of ghosts to us.
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How about paraell dimensions?
Report, edit, etc...Posted by McAfee on 2006-11-15 at 18:05:59
We have no way of knowing if they are there or not.... seeing as we cant see them and all.....
Report, edit, etc...Posted by Oo.Zero.oO on 2006-11-15 at 18:47:45
Ghosts don't exist, and thus they cannot time travel or be anywhere.
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