http://www.ufoandparanormalnews.com/Government-Stories/pennsylvania-scientist-reports-flickering-green-sheet-of-light/ A Pennsylvania scientist reports a "rectangular sheet of bright green color light that appeared to shift or flicker in patterns across the object from left to right" crossed the sky several times beginning at 9:20 p.m... Sat, 27 Aug 2011 21:50:54 UTC en