Hi all.. All said and done.. are assumptions and we are in search of life elsewhere...! may be all the assumptions might not have come to this extent if atleast one of them might have been false. Subscribing to the latest theory that iff water existed, life would have existed because it started with amobea, a unicellular organism on the surface of the earth in water. or.. if I am not too far.. may be we donot have that technology which could detect that life which is existing on other planets other than earth. If we think UFO is right, then this is also right.. and also that they are far more superior in technology than ours... we too would have been in that state if all these wars were not fought, no plagues, no earthquakes, etc.. (destruction factors) have contributed to their own will. as of now, the current state of that technology is in its infant state: As Sir. Issac Newton said: I am just picking pebbles on the sea shore and yet there is vast sea of knowledge to be covered. We may terminate at certain conclusion in the near future. With regards Repath Athyala.