Sentences like this renew one's faith in humanity:
Because of parallax, the likelihood of a solar eclipse depends not only on a syzygy's nodal elongation, but also on whether it occurs north or south of the ecliptic, as was recognized in antiquity.(See Freeth et al. in Nature, via xefer, where there's also a link to a 44 page (!) Supplement) Posted by oook at July 31, 2008 10:26 PM