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One brain C4, coming up... jh Send a noteboard - 15/09/2009 12:00:26 PM
Basic relativity says that the speed of light in vacuum is c... something like 299,792,458 metres per second. That is fast. Even faster than those fast going trains in your youth.

Now we get to the complicated bit. the speed of light is constant, and not relative. So if you fire away two photons from the same source in the same direction, and piggy back on one of them, you'd see the other photon travelling at a speed relative to yours which equals c. This has made a lot of physics students get headaches, until they have learned to accept that every observable facts point to it being true.

The statement above is okay in local cases, but might vary due to gravitational influence, so the speed of light might or might not be as stated above.

Now, as the speed of light is finite, it means that pictures taken of really far away objects are also showing images of things which are younger than they are now. nowadays the hubble takes pictures which shows things that are billions of years old. Who knows, maybe they have a picture of your birth somewhere.
"People think it must be fun to be a super genius, but they don't realize how hard it is to put up with all the idiots in the world" - Calvin.
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I can't even believe this. - 13/09/2009 07:40:02 PM 1125 Views
Take a deep breath, close your eyes and go to your happy place. - 13/09/2009 07:43:15 PM 659 Views
Re: Take a deep breath, close your eyes and go to your happy place. - 13/09/2009 10:28:42 PM 747 Views
That is one amazingly stupid article... - 13/09/2009 08:04:47 PM 695 Views
ditto *NM* - 13/09/2009 08:11:45 PM 339 Views
Re: ditto - 13/09/2009 10:01:54 PM 788 Views
wow why a witty and well thought out rebuttal. - 14/09/2009 10:02:14 PM 672 Views
Ugh. Interesting subject, awful article. - 13/09/2009 08:27:15 PM 723 Views
Re: I can't even believe this. - 13/09/2009 09:05:45 PM 677 Views
Re: I can't even believe this. - 13/09/2009 10:33:47 PM 602 Views
I'd agree with you, if... - 13/09/2009 10:36:07 PM 673 Views
*sigh* People bashing other people. - 13/09/2009 10:02:54 PM 737 Views
The author used the phrase "proven theories." Ergo, their argument is invalid. *NM* - 14/09/2009 01:11:51 AM 351 Views
seriously. there's no such thing as a truly proven theory - 14/09/2009 01:52:30 AM 656 Views
Re: definition of "theory" - 14/09/2009 04:49:13 AM 729 Views
Re: definition of "theory" - 14/09/2009 08:56:48 AM 813 Views
I can't really tell - 14/09/2009 08:14:14 PM 700 Views
Re: I think I was agreeing with you, yes *NM* - 15/09/2009 12:37:00 AM 328 Views
Oh, good. I'll let you live. *NM* - 15/09/2009 01:55:49 AM 379 Views
I think you are getting workedup over nothing - 14/09/2009 09:57:22 PM 849 Views
That's... not exactly it. - 14/09/2009 10:33:02 PM 611 Views
not that is exactly it - 14/09/2009 11:10:52 PM 862 Views
No, Craig is quite right. - 14/09/2009 11:21:11 PM 658 Views
Heh. You were much more diplomatic about it than I was. *NM* - 14/09/2009 11:24:41 PM 378 Views
No you just happen to wrong with him - 15/09/2009 01:14:16 AM 666 Views
Well, maybe this has to do with your low opinion of the British press... - 15/09/2009 10:51:46 AM 855 Views
Re: Well, maybe this has to do with your low opinion of the British press... - 15/09/2009 05:32:51 PM 820 Views
To butt in for a second... - 15/09/2009 07:38:05 PM 672 Views
'Fraid not. - 14/09/2009 11:24:00 PM 668 Views
Re: 'Fraid not. - 15/09/2009 01:21:14 AM 659 Views
Re: 'Fraid not. - 15/09/2009 01:22:59 AM 780 Views
Ithat was meant to be an eidt. oh well - 15/09/2009 01:23:36 AM 731 Views
- 15/09/2009 02:14:37 AM 744 Views
completely aside from this argument you guys have here... - 15/09/2009 05:02:21 AM 707 Views
Interrupter! - 15/09/2009 06:11:40 AM 646 Views
Re: Interrupter! - 15/09/2009 06:54:56 AM 749 Views
One brain C4, coming up... - 15/09/2009 12:00:26 PM 704 Views
Nicely put - 15/09/2009 03:48:42 PM 631 Views
Yes, I know. - 15/09/2009 04:55:22 PM 772 Views
PFt - 15/09/2009 04:56:19 PM 642 Views
Are you telling me I am getting predictable? - 15/09/2009 04:58:59 PM 735 Views
The age of the universe is an important point in the creationist argument - 15/09/2009 05:53:41 PM 724 Views
Exactly. So it was in the wrong column. - 15/09/2009 07:58:15 PM 683 Views
what I think has been lost in the debate is it looks like it will be a good movie - 15/09/2009 08:14:04 PM 743 Views
That, I can agree with. *NM* - 15/09/2009 08:22:44 PM 348 Views
Um. - 14/09/2009 11:28:28 PM 799 Views
LOL - 15/09/2009 09:29:16 PM 735 Views
Really? Because this was a rather atypical debate, honestly. - 15/09/2009 09:43:13 PM 622 Views
Heh. - 15/09/2009 09:54:00 PM 744 Views
Well, I can pretend if you want me to - 15/09/2009 10:07:59 PM 1185 Views
I happen to find it all extremely interesting - 15/09/2009 10:23:19 PM 672 Views
Re: I happen to find it all extremely interesting - 15/09/2009 10:36:14 PM 695 Views
There are some places you can go that discuss the creationist ideas - 15/09/2009 10:58:25 PM 815 Views
Having just been to the Creationist Museum last Monday - 16/09/2009 12:00:12 AM 952 Views
All hail the Flying Spaghetti Monster! - 16/09/2009 06:03:20 AM 648 Views

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