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  LiveWire / Teen Forums / The Intellectual Forum / Viewing Topic

Time Travel
...and beyond?
Replies: 11Last Post Feb. 20, 2008 2:54pm by Legacy
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( TheIntellect )


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I was thinking about time travel the other day. As we all know, it's theoretically possible. We know this through the concept of wormholes.

It's something our mind cannot grasp though. Traveling back into the past or into the future. So many issues that have been speculated. This post isn't about time travel though. It's used as the concept to set up my point, so bare with me....

Time travel won't happen in our lifetime. But it's reasonable to think that hundreds of years from now  it will be possible on Earth. -- As far fetched as this sounds, I think we're looking at 100 years being the soonest. Most likely 150-200 years. But if you think about the technological advance between 1908 and 2008, it's reasonable to think we'll continue that impressive trend between 2008 and 2108

But all that got me thinking....if time travel is possible. Remember, we KNOW it is. Then there must be other things about this world and about human beings that we don't know....

What I'm getting at is that by thinking about the above, I now don't think the Earth is as simplistic as we think -- in terms of material things and such.

I don't believe in God, so that might be part of why I'm thinking like this. But religious people i think have even more of a reason to think on this level!

I'm not spiritual in any sense. Don't believe in God - as I said - or Ghosts, or Alien abductions.....I'm agnostic to all of that...but I wont believe until there's proof y know?

So I don't know what these unknown things about humans/Earth are. Obviously. But the time travel concept suggests at the very least different dimensions....

It's really fascinating to think about. We and this Earth have powers, abilities that not only do we not yet realize...but those that we do understand - like Time Travel - are beyond our current level of thinking....
-----------------
Take this to the next level. While this doesnt convince me there's a God, and it doesn't prove existence of God. It does signify that there's some mysterious thing/concept that we have yet to uncover....


5:58 pm on Feb. 4, 2008 | Joined: Feb. 2008 | Days Active: 18
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CrimsonIrony


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It certainly does give you something to think about. Time travel definitely is a fantasy that I'm sure most of us have had, at one time or another. Adding in the possibilities that we could possess by going back, or forward, to change our world could most certainly have a positive effect on our Earth. Being able to warn the previous years of global warming, or visiting the future and warning the past, could most possibly prove to be beneficial.

However, time travel itself is an ability that is more than likely a negative than positive.. Being able to change the past could destroy our future; the planet itself, our economy, or society as a whole.

Given the scenario, if we'll be able to travel back in time, what other abilities may we acquire, which could be potentially harmful? Standing today, we've been given many capabilities which I do believe shouldn't have been extended into our reach. Humanity has an underestimated ability to manipulate what we have, to obtain what we desire. The knowledge to build to nuclear weapons, to declare war on a country for dominant power. The machinery to chop down one tree, to take down acres of forest.

I honestly think that sometimes, we are much too smart for our own good. We're giving ourselves the tools, and the knowledge, to slowly destroy what we already have. We're already beginning to acknowledge this, and a few major actions have been made, but it's still a bit terrifying of what we might be capable of in the future.

I'm a bit pessimistic. On the other hand, I agree with you on the religion part.


7:15 pm on Feb. 4, 2008 | Joined: Feb. 2008 | Days Active: 7
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norock


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Well, Though i think that time travel is theoretically possible, and that we MAY one day develop the technology, I'm not sure it is physically possible.

I agree with you on your timeline, but only because of this reason, if you note the trend of technological growth, it is exponential. flat through the early ages, then slowly rising until the 19th century when some real technology was being created then through the 20th when technological advances skyrocketed, it seems that we are "at the knee of the curve" if you will.
[that is, unless the curve it MUCH larger than we expected and we still have a while to go, and so much more to accomplish, regardless]

so yes, within the next century or two there will be MANY technological advances, let us assume now that one of those is time-travel.

I am not sure that one would be ABLE to travel back in time due to paradoxical restraints.
one could NOT interfere with the environment, the people, ANYTHING, because we do not know what would happen.
If you went back in time and tripped and fell while walking about, and someone helped you up, thus was retarded in his routine by 5 seconds, how might that effect the rest of the time-line. what if that 5 seconds changed history and time-travel was never invented, you are now in a paradox that CAN NOT occur.

for if you were to prevent time travel, by traveling back in time, how would you have traveled back to prevent it in the first place.

thats just something more to think about... oh, and this as well

think about this:
Though you may not believe in aliens there HAVE been many "sightings" and scriptures and whatnot, what if those UFO's were not aliens, but humans in the future, after finally discovering time-travel, and finding a way that would never interfere with the past [ie super fast undetectable probes or craft].
What if they are the scientists and researchers of the future, gone back to analyze the past?
there is some food for thought.

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            ...life is good...
...mai ho oni i ka wai lana malie...


9:35 am on Feb. 5, 2008 | Joined: Dec. 2006 | Days Active: 346
Join to learn more about norock New York, United States | Straight Male | Posts: 4,170 | Points: 7,610
Eggo


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Honestly, I hope time travel is never going to be possible. Why? It'll cause so much controversy, and ultimately, it'll lead to more disputes over nations. Every nation will want to travel back in time to fix whatever.

Questions will arise: "What should we fix?" "What will happen in the future?" "We can save this guy...." "We can prevent this..."

History will not be written in stone anymore. It'll be chaos.

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"Don't argue with idiots. They bring you to their level and beat you
with experience."  ~Anonymous


6:40 pm on Feb. 5, 2008 | Joined: Jan. 2008 | Days Active: 83
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rosebud

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Just think for a minute how ridiculous is it to try and change the past like you're suggesting nation states will. Think a minute. Yes, Now hitler never killed jews?? Cool, new history to read about. booyah.

Seriously, you take them for total simple idiots or what

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6:31 am on Feb. 13, 2008 | Joined: Aug. 2006 | Days Active: 229
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( TheIntellect )


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Maybe time travel is so inconceivable to us because as humans we simply aren't capable of imagining such a thing right now. Space travel was looked in the same light hundreds of years ago.

What seems impossible today tends to be possible tomorrow.

What's more, I was watching a BBC Program (link below) about parrell universes. And they mentioned that there could be a universe where everything is the same except for slight differences -- one in which Al Gore is President, or one in which Napoleon was successful etc

Not saying I believe it, nor am I saying it's complete hogwash. But it does make you think. It's hard to get your head around it, but the mere fact that it's a possibility is interesting and worth a few mins of our time to contemplate.

I really do believe there's things about our world we do not know yet. I don't mean that to sound paranormal, magical, or mythical. But I was using time travel as an example of us not knowing everything yet.

I don't believe in God. So to me the simplistic answer of "God" to the question of where did we come from, what is the purpose of life -- is not good enough. That's the easy way out.

Cause clearly GOD IS NOT THE ANSWER. Science has proven things that were once believed to be the cause of God. For example, the stars and planets -- thousands of years ago, people believed God made the heavens move. We simply know that's not true.

So until we find out what happened before the big bang, what our purpose is here, without using God as an excuse, we will never know the full extent of our human capabilities, or the extent of earth or the universe.

But for you to rule out things like time travel because you simply can't fathom it is ignorance at its best.


10:16 pm on Feb. 17, 2008 | Joined: Feb. 2008 | Days Active: 18
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rosebud

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ruling out time travel is about as easy and painless as ruling out perpetual energy machines based around magnets

time is intangible

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have your lawyer call my lawyer
you're out of your mind


2:27 am on Feb. 18, 2008 | Joined: Aug. 2006 | Days Active: 229
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holysaiyan1


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Quote: from norock at 12:35 pm on Feb. 5, 2008

I agree with you on your timeline, but only because of this reason, if you note the trend of technological growth, it is exponential. flat through the early ages, then slowly rising until the 19th century when some real technology was being created then through the 20th when technological advances skyrocketed, it seems that we are "at the knee of the curve" if you will.  
[that is, unless the curve it MUCH larger than we expected and we still have a while to go, and so much more to accomplish, regardless]

Well, Skynet did invent time travel in the "Terminator" movies.  Personally, I don't believe in the Technological Singularity.  Technological advances seem to occur in fits and starts.  It seems kind of presumptuous to say that we can graph the level of tech that we'll have in the future.  Technological Singularity talk seems to be the techno-atheist's version of the Christian Rapture, but that's a story for another day.


so yes, within the next century or two there will be MANY technological advances, let us assume now that one of those is time-travel.  

I am not sure that one would be ABLE to travel back in time due to paradoxical restraints. one could NOT interfere with the environment, the people, ANYTHING, because we do not know what would happen.



Butterfly effect.  This is one of the arguments against the plausibility of time travel.    


If you went back in time and tripped and fell while walking about, and someone helped you up, thus was retarded in his routine by 5 seconds, how might that effect the rest of the time-line. what if that 5 seconds changed history and time-travel was never invented, you are now in a paradox that CAN NOT occur.  

for if you were to prevent time travel, by traveling back in time, how would you have traveled back to prevent it in the first place.  

thats just something more to think about... oh, and this as well



Wheeler's many-worlds solves this.  Changes to the timeline cause divergences, so that all the histories are self-consistent.


think about this:  
Though you may not believe in aliens there HAVE been many "sightings" and scriptures and whatnot, what if those UFO's were not aliens, but humans in the future, after finally discovering time-travel, and finding a way that would never interfere with the past [ie super fast undetectable probes or craft].  
What if they are the scientists and researchers of the future, gone back to analyze the past?  
there is some food for thought.


Well, if the crafts are built to reduce interference with the past, they sure suck at it.  In today's world, who hasn't seen a movie or a TV show with a Gray, a triangle craft, or a flying saucer?    

Quote: from rosebud at 5:27 am on Feb. 18, 2008


time is intangible

Time is a dimension through which we can move.  Due to entropy, time moves foward.  Our normal movement through time is one-dimensional.  Two-dimensional motion through time (backwards and fowards) is of debatable possibility, however.

Post edited at 8:32 am on Feb. 18, 2008 by holysaiyan1

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8:16 am on Feb. 18, 2008 | Joined: Jan. 2006 | Days Active: 693
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rosebud

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Quote: from holysaiyan1 at 3:16 am on Feb. 19, 2008

Quote: from rosebud at 5:27 am on Feb. 18, 2008

time is intangible

Time is a dimension through which we can move.  Due to entropy, time moves foward.  Our normal movement through time is one-dimensional.  Two-dimensional motion through time (backwards and fowards) is of debatable possibility, however.

i know, but it is still intangible. time is something totally different to the previous three, because it is not a measure/representation of physicality. i mean we dont experience 2d objects let alone 1. plus, just as there are laws in science at the 3rd dimension such as thermodynamics, i contest that so too shall there be on time if ever we develop the tools to examine it further. as it stands now and the foreseeable future is that we may be able to manipulate it very slightly through a secondary means but anything more than that is totally beyond us.

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8:52 am on Feb. 18, 2008 | Joined: Aug. 2006 | Days Active: 229
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superchris4000


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My hypothesis is that time travel to the future or past will have so mant unknown effects and change the world so drastically that it will change the history of time and space forever. Ponder this: With the world and it's governments how it is today, what would happen if one government agency learned the key of time travel and how to use it. They would virtually have unlimited power to do whatever they want. Whoever wields that much responsibility and power could either change the world for better, for worse or possibly rip the space time continum! It is called the butterfly effect by most philosophers. It is based on the story of a man who goes back in time and touches or changes nothing except he kills one butterfly. When he returns to our time, he finds that because he killed the butterfly, the air currents caused by that butterfly not being there affected the atmosphere and created a gigantic hurricane which wiped off most of the Earths population. Sure, maybe we can acheive time travel, but we must be careful...

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10:36 am on Feb. 18, 2008 | Joined: Feb. 2008 | Days Active: 119
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Crazy snake

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Have you not stopped to think about the consequences Time Travel could have on our world? Now, while it is a very argumental theory, that worm holes are portals to the past or future, there is still no actual scientific proof that this is true. As I have said, this is just a theory, and should not be relied upon, as it has yet to be proven, And until someone sends something through a wormhole and sees the results, there is no proof that time travel will ever be possible.
Now, if it is theoretically possible, if history was changed by time travellers the consequences could be devastating. If Hitler hadn't killed all the Jews because a time traveller stopped him, it would only mean the rise of a new, even more powerful leader, who could have possibly destroyed everyone. It is foolish to want to change history, and change modern beliefs with time travel. And it is still yet to be scientifically proven

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12:30 pm on Feb. 18, 2008 | Joined: July 2005 | Days Active: 387
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Legacy


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I will start by saying that time travel IS a nearly inconceivable idea that DOES raise many, many questions of paradoxes and repercussions. However, the theoretical systems that drive the far-off notion of "travelling" in time do not allow us to do what is represented in novels and movies. It cannot be tucked into a machine or a car, nor could we choose one specific location and time to return to. This is why I say so and what I know about it:

Time travel through wormholes is something that is not even theoretically possible at this time. The equations that drive the black hole systems allow for black holes to exist within our realm (in other words, the tangible, number-based world that we know). Wormholes, in an over-simplified form, are two blackoles connected tail-to-tail, with one mouth as the entrance point and one as the exit. The problem arises within the point-of-connection for the tails of the black holes.

One black hole ends in a point of singularity, where an infinite amount of matter, basically, is crushed to within an infinitely small space. Therefore, when two of those points are to be combined, the systems of equations crash. It cannot be allowed.

Recently, it has been hypothesized that if anti-matter is used to hold open the point of singularity within a wormhole and something actually could get through, one could travel "faster than the speed of light." This, though, is also a misunderstood situation.

As of now (and I use that phrase based on the unlikely possibility of something else coming up one day), light is the fastest-travelling thing in existance. If we decided that we wanted to get from point A to point B in the universe as fastest as theoretically possible, normally, travelling at the speed of light would be the fastest way. However, wormholes can act as a shortcut for us.

The space-time continuum is a rounded plane. Basically, if you were to take a sheet of paper and fold it over with a rounded edge and top and bottom parallel to each other, you would have a general model of the continuum in which we live. In order for light to get from a point on one side of the universe (paper) to another on the other side of the universe (paper), it must go in a curved path. However, a wormhole would allow an adventurous traveller to go straight through, thus allowing him to travel a shorter distance than light. Therefore, the traveller is still technically only going the speed of light but is getting to his destination quicker.

This is where time comes in. Everything that we see is an image moving from one point to another at the speed of light. Therefore, if we are looking at a planet 8 light-years away, then at this moment, we are theoretically looking at how it was 8 years ago, because the image that it was producing 8 years ago is just now getting to our eyes. What is currently being hypothesized is, basically, that if we got far enough away from our planet via wormholes and looked back at it, we would be able to see our planet many, many years ago.

Ok, I'm going to end my post for now because I have been working on it since yesterday. I will check more into it and wait for replies. Feel free to respond or refute what I have presented.

~Legacy~

Post edited at 3:00 pm on Feb. 20, 2008 by Legacy

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Today I held her hand, I kissed her lips, I felt her embrace.
Oh how I cannot wait until tomorrow when again I will see her face. 1/21


2:54 pm on Feb. 20, 2008 | Joined: Feb. 2008 | Days Active: 30
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