7Ghz barrier and Fibre Optics.

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Praetor said:
Heehe just messin around :P


But, but, but, photons have mass..... and they can travel at the speed of light :P

You are right, photons have mass, they have zero mass. :P Therefore, they have no mass so they can travel at the speed of light, they don't apply to the rule.
 
They don't mean that the data itself will be moving at 186,000 Miles Per Second. The way computer chips work is not the same as actual stuff moving. They find ways to skip and the stuff is processed on seperate areas and combined as a whole. There is no way anything can move the speed of light on earth because it would be traveling backwards in time. It sounds to me like they are using lasers to morph light in order to process things more quickly. If I took 1,011,480 airplanes and flew them at 662 Miles Per Second I wouldn't be traveling at the speed of light, this is the way CPU's work, as a team, not all at once. If you however, have 1,011,480 people processing 662 Documents then the work still gets done in the same amount of time without moving as fast as one person would have to in order to get the job done.

Im not saying it will never be done in the future. But we are a long ways from that. We will probably have time travel machines someday but I doubt we will live to see anything that goes the speed of light.
 
fultz said:
Im not saying it will never be done in the future. But we are a long ways from that. We will probably have time travel machines someday but I doubt we will live to see anything that goes the speed of light.


Light itself? :D
 
Yes, Light is the fastest thing in existance, it moves at 186,000 Miles Per Hour, Light is how we see, If we were moving faster than light everything around you would slow down, time itself would pass slower for you than the people around you because while you are moving at 186,000 Miles Per Hour everybody else is moving much slower than the speed of light. Think of a simple phenomenon such as the Sonic Boom. When the sound barrier is broken, the given object is moving so fast that sound has to catch up to it. Thus a person from outside of the given object breaking the sound barrier hears a sonic boom. When a sonic boom is heard, it is heard after the object in question has already created the sound. Imagine this with light and you have a scientific playground.
 
Backwards in time is a bit of misleading statement. And I've read many books on the general and special theories of relativity, string theory, and quantum mechanics so I do know a little on that subject :)
 
Perhaps misleading, think of it more as an ANTI-Time, you wouldn't go to a time of the dinosaurs or anything, but in a sense you would be because time would be passing slower for you than the people around you thus you would be farther back in time than everybody else, for example you could travel at the speed of light for 1 day and get back to regular speed and realize everybody around you is 50 years older than you.
 
It happens anytime a body is in motion relative to another body. Its just easy to see when the relative speed is closer to the speed of light. But this is getting a bit off topic, I recommend Elegant Universe by Brian Greene, About Time by Paul Davies, or for a lighter read A Bried History of Time by Shephen Hawking for anyone interested in this topic :)
 
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The only way it happens is if you approach the barrier, if you want to get technical, I guess yes if you are moving and something else isn't you are "time traveling" but not in any way measureable by the time we keep. What Im trying to say I guess, is that there is nothing that can move as fast as the speed of light, if not for the fact that you would be going "backwards in time" then for the fact that according to einstein, it's impossible.
 
Yes but there is nothing that can reach those speeds that is anywhere near existance...
there is nothing that can move as fast as the speed of light
You don't need to reach those speeds, you only need to slow light down which is quite easy. Electorns in a heavy water nuclear reactor travel faster than the speed of light which is what causes that blue glow in the core. Alternatively, mass gravity wells (such as those found near pulsars or black holes) slow light down making it quite easy to distort time.
Even flying on a plane can distort your time perspective (albiet fractions of fractions of fractions of a fraction of a second)
 
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Cromewell said:
You don't need to reach those speeds, you only need to slow light down which is quite easy. Electorns in a heavy water nuclear reactor travel faster than the speed of light which is what causes that blue glow in the core. Alternatively, mass gravity wells (such as those found near pulsars or black holes) slow light down making it quite easy to distort time.
Even flying on a plane can distort your time perspective (albiet fractions of fractions of fractions of a fraction of a second)

I didn't mean it like that. I meant the speed of light at it's default speed of 186,000 MPS cannot be reached. Light travels 186,000 MPS in a vaccum, reaching the speed of light by slowing light's speed down doesn't count. If you underclocked your GeForce 6800GT to 2MHz would that make my onboard video faster? Not technically.

Greg J. said:
You can go faster than the speed of light. http://www.newscientist.com/article.ns?id=dn2796

And
http://www.ebtx.com/cgi-local/yabb/...;num=1084849366

Hmmm...perhaps a black hole that is already faster?

I already know black holes move faster than the speed of light, why do you think you can't see them? Because the mass of the black hole is so great it's gravity pulls light into it so fast it is not able to be seen, you can only see the light around it's outsides.

As far as that article, those people did send data at faster than the speed of light but they cheated to do it, they combined multiple pipes and split the data into pieces, which just goes back to my statement of "You can have several people do the same job" but you can't have one pipe move something by itself at the speed of light without slowing down. The only way to do that would be to break einstein's theory of relativity. Direct quote from that article "While the peak moves faster than light speed, the total energy of the pulse does not. This means Einstein's relativity is preserved, so do not expect super-fast starships or time machines anytime soon."

There are things in this universe that move faster than the speed of light. There are photons and space matter, tons of phenomenon going on in space involve faster-than-light speeds.

Another direct quote from that article:
"Signals also get weaker and more distorted the faster they go, so in theory no useful information can get transmitted at faster-than-light speeds."

There are many ways they could actually send data at faster than light speeds, but the data itself as an object would not be traveling at the speed of light or anywhere near faster than it, it would be split into parts and sent along quad or more pipes and reassembled to be transmitted at the speed of light, which we will no doubt see in the future.

In fact, in the future, there may be faster than light travel and time travel, but it's so far into our future we won't live to see it.
 
Quick question...How off topic is this thread? LOL
And to input my own remarks, i think all the stuff about travelling slower than time by moving faster than light is just theories, because there's no way to prove it because as of now, scientists can't make anything except light itself go that fast. LOL
 
Kboy said:
Quick question...How off topic is this thread? LOL
And to input my own remarks, i think all the stuff about travelling slower than time by moving faster than light is just theories, because there's no way to prove it because as of now, scientists can't make anything except light itself go that fast. LOL

That's kind of true, but the theories are very good ones based on the rules of the universe. They believe that black holes exist and have observed matter moving around areas of black which are supposibly the black holes, if they are right then the gravity is so great it absorbs light!
 
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