Re: And she's gone..
- From: wollman@xxxxxxxxxxxxxx (Garrett Wollman)
- Date: Tue, 2 Oct 2007 04:12:39 +0000 (UTC)
In article <fdr6oc$e2$7@xxxxxxxxxxxxxxx>,
Mike Andrews <mikea@xxxxxxxxxxxx> wrote:
ISTR that the delay from the time a photon is generated by fusion to
the time it actually gets out of the photosphere of the Sun is O(800
years). I.e., that sunlight outdoors today was actually generated
about 1200 AD.
But is it really the same photon? How can you tell? (Can't label 'em!)
-GAWollman
--
Garrett A. Wollman | The real tragedy of human existence is not that we are
wollman@xxxxxxxxxxxxx| nasty by nature, but that a cruel structural asymmetry
Opinions not those | grants to rare events of meanness such power to shape
of MIT or CSAIL. | our history. - S.J. Gould, Ten Thousand Acts of Kindness
.
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