Mr. Bush´s expenses...
2006-10-19 11:38:09
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answer #1
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answered by HHH 2
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In recent years, some physicists have conducted experiments in which faster-than-light (FTL) speeds were measured. On the other hand, Einstein's theory of special relativity gives light speed as the absolute speed limit for matter and information! If information is transmitted faster, then a host of strange effects can be produced, e.g. for some observers it looks like the information was received even before it was sent (how this comes about should be described in elementary literature on special relativity). This violation of causality is very worrysome, and thus special relativity's demand that neither matter nor information should move faster than light is a pretty fundamental one, not at all comparable to the objections some physicists had about faster-than-sound travel in the first half of this century.
2006-10-19 18:43:55
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answer #2
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answered by big_shot_nurse 3
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Well, yes, according to some theories. Einstein says no particle with mass can accelerate to the speed of light. However, the math allows for particles whose initial velocity is faster than light. These have been named tachyons, you can google for them.
Their initial speed is faster than light. The more you accelerate them the slower they go, but however much you push they can never go as slow as the speed of light. In fact, if instead of adding energy you take it away they go faster and faster.
There is some question as to whether they exist, I do not know the exact state of thought now.
There is also the strange case of "action at a distance" (google that phrase), where two particles are linked mysteriously so they react simultaneously, whatever that means in space-time. No one has any idea how one particle "knows" what happens to the other, perhaps there is a particle communicating it.
2006-10-19 18:54:20
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answer #3
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answered by sofarsogood 5
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Not that I know so far, but I'm almost sure there's much more to discover beyond Einstein's Special Relativity, which is a theory, not a law as many have dared to call it. Even if there is nothing we know faster than light it does not mean it could'nt exist under the apropriate circumstances... or something like that
2006-10-19 18:47:54
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answer #4
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answered by Anonymous
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Technically, nothing can go faster than the speed of light.
There are some ways of doing it, but they are theoretical.
Examples: warp drives, worm holes, tachyons.
2006-10-19 18:46:15
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answer #5
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answered by John 2
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There is this excellent article with many cases.
I believe it's exhaustive and will answer your question.
Just check http://en.wikipedia.org/wiki/Faster-than-light.
2006-10-19 18:53:53
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answer #6
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answered by costas_peppas 2
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Yes diarrhea. Before you turn the light on, you are done.
2006-10-19 18:41:10
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answer #7
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answered by antonioavilakiss 3
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yes
2006-10-19 18:35:18
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answer #8
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answered by Anonymous
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I dont think so
2006-10-19 18:42:07
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answer #9
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answered by arash b 3
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Not faster but equal. -----Dark
2006-10-19 18:46:40
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answer #10
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answered by wmf936 5
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