A Conversation for SEx - Science Explained
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Faster than light neutrinos
Wowbugger Started conversation Sep 23, 2011
http://sg.news.yahoo.com/roll-over-einstein-pillar-physics-challenged-194937846.html
"CERN says a neutrino beam fired from a particle accelerator near Geneva to a lab 454 miles (730 kilometers) away in Italy traveled 60 nanoseconds faster than the speed of light."
How the heck can you?
a) Fire a beam of light and a beam of neutrinos simultaneously?
b) Be able to verify that you did do a)
c) Detect the light beam and the Neutrinos with a method that has a consistent reponse time for both.
d) Be certain that the neutrinos that you detected are the ones that you sent.
I have always understood that these things are so small and weakly interacting that they practically pass right through the whole planet with barely a sniffle. How can we possibly have enough control over these things to perform an experiment of the likes of this?
Faster than light neutrinos
Taff at home Posted Sep 23, 2011
its dark underground, we know the speed of dark is faster than the speed of light, how ever fast the light goes the dark is always there before it
Faster than light neutrinos
Clive the flying ostrich: Amateur Polymath | Chief Heretic. Posted Sep 23, 2011
Faster than light neutrinos
Gnomon - time to move on Posted Sep 23, 2011
You get a guy with a stopwatch, and a big button. He presses the button to release the neutrinos and the light and starts the stopwatch at the same time, then when the light flashes inside the neutrino detector, he stops the stopwatch.
Easy!
Faster than light neutrinos
Gnomon - time to move on Posted Sep 23, 2011
As for d), neutrinos are detected very rarely, so if you press the button and at the predicted time you suddenly see some neutrinos, you can be sure they're your ones.
Faster than light neutrinos
hygienicdispenser Posted Sep 23, 2011
How can we know how these experiments are done? We can't know, and nor should we wish to know. We must simply have Faith. To question is to deny Faith. All Praise the Men In White Coats.
Faster than light neutrinos
Gnomon - time to move on Posted Sep 23, 2011
That's the "large hardon collider"?
Faster than light neutrinos
Taff at home Posted Sep 23, 2011
the nutrinos went under ground the light didn't, did they take into account the curveture of the earth, the underground bit being closer, it would look faster
Faster than light neutrinos
Argon0 (50 and feeling it - back for a bit) Posted Sep 23, 2011
Sensibly...
they didn't fire light at the same time... Its calculated against the theoretical maximum speed of light in a vaccuum.
Its not the first time this has been observed, though the other time was within the limits of error.
No one knows how this can happen. It breaks a LOT of the rules of physics/causality... We're all doomed...
Faster than light neutrinos
Clive the flying ostrich: Amateur Polymath | Chief Heretic. Posted Sep 24, 2011
Brian Cox on this result.
http://www.bbc.co.uk/news/science-environment-15034852
Faster than light neutrinos
Argon0 (50 and feeling it - back for a bit) Posted Sep 26, 2011
TVM Clive, reposted to G+....
Faster than light neutrinos
BagginsLover Posted Sep 30, 2011
Brian Cox said-'(speed of light)is the universal speed limit'
Obviously they used a Gatso camera and so have a photographic evidence
Faster than light neutrinos
Mr. Dreadful - But really I'm not actually your friend, but I am... Posted Sep 30, 2011
Brian Cox is, to use one of his words, a total nobber. He suffers from this bizarre affliction where seems unable to accept even the possibility of anything he hasn't himself observed which, in a physicist, is a bit of handicap really.
Faster than light neutrinos
Taff at home Posted Sep 30, 2011
Brian Cox is the Magnus Pike of our generation, a comic, slightly bufoon who makes science interesting and accessable to the masses
you'll get fundy christian grannies going, ohh i like that Brian Cox he is such a nice boy, while listening to how god didn't make the universe
some of it will settle subliminaly
Faster than light neutrinos
Alfster Posted Sep 30, 2011
Mister Dreadful - Mr. Dreadful
What other phenomena has he poo pooed apart from this one that has made you come to this conclusion?
Faster than light neutrinos
Mr. Dreadful - But really I'm not actually your friend, but I am... Posted Sep 30, 2011
Key: Complain about this post
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Faster than light neutrinos
- 1: Wowbugger (Sep 23, 2011)
- 2: Taff at home (Sep 23, 2011)
- 3: Wowbugger (Sep 23, 2011)
- 4: Taff at home (Sep 23, 2011)
- 5: Clive the flying ostrich: Amateur Polymath | Chief Heretic. (Sep 23, 2011)
- 6: Gnomon - time to move on (Sep 23, 2011)
- 7: Gnomon - time to move on (Sep 23, 2011)
- 8: hygienicdispenser (Sep 23, 2011)
- 9: Titania (gone for lunch) (Sep 23, 2011)
- 10: Gnomon - time to move on (Sep 23, 2011)
- 11: Titania (gone for lunch) (Sep 23, 2011)
- 12: Taff at home (Sep 23, 2011)
- 13: Argon0 (50 and feeling it - back for a bit) (Sep 23, 2011)
- 14: Clive the flying ostrich: Amateur Polymath | Chief Heretic. (Sep 24, 2011)
- 15: Argon0 (50 and feeling it - back for a bit) (Sep 26, 2011)
- 16: BagginsLover (Sep 30, 2011)
- 17: Mr. Dreadful - But really I'm not actually your friend, but I am... (Sep 30, 2011)
- 18: Taff at home (Sep 30, 2011)
- 19: Alfster (Sep 30, 2011)
- 20: Mr. Dreadful - But really I'm not actually your friend, but I am... (Sep 30, 2011)
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