The Socorro/Zamora sighting has been explained away as misidentification of a test (air)craft...see here:


http://ufor.blogspot.com/2007/02/real-1964-socorro-sighting_1489.html


Which leads us straight into the article at Ufomedia.blogspot,regarding comparing known craft to unknown craft, and vice versa.


http://ufomedia.blogspot.com/2007/02/ok-ufos-are-real-but.html


And, admittedly, even when I was an aspiring physicist, never did I disagree with any thing more than I disagree with the Drake equation...it needs to be recalculated...reduxed. Something. But for those who need a little brushing up, here ya go.


http://www.activemind.com/Mysterious/Topics/SETI/drake_equation.html