SILICON VALLEY, Calif., Oct. 7, 2009 (AScribe Newswire) — An Editor’s Summary of an Oct. 1, 2009 paper in the journal “Nature” entitled “Universality of galactic surface densities within one dark halo scale-length” reads as follows: “All galaxies are thought to be surrounded by a halo of invisible ‘dark matter’, detectable only through its gravitational [...]