[LEAPSECS] It's a cable...

Richard Langley lang at unb.ca
Wed Feb 22 21:58:27 EST 2012

"CERN spokesman James Gillies confirmed to The Associated Press late
Wednesday that a problem in the GPS system used to time the arrival of
neutrino particles was discovered earlier in February. He said
experiments are being planned for later this year to test whether that
introduced an error that made the particles appear to travel faster
than light."

Sent from my iPod Touch

On 2012-02-22, at 8:21 PM, Greg Hennessy <greg.hennessy at cox.net> wrote:

> I don't understand how tightening a cable can lead to 60 ns of path

> length

> change. It would be nice to have a written explanation, rather than

> just

> an article quoting someone who knows something that someone said.




> On 02/22/2012 05:28 PM, Warner Losh wrote:

>> Looks like FTL neutrinos aren't quite FTL... Problem: faulty GPS

>> connection...

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