"I'm going to post here the entire letter by Krauss, as the summary in my first comment may not provide enough context: I was rather surprised to read the unfortunate oped piece “Science Increasingly makes the case for God”, written not by a scientist but a religious writer with an agenda. The piece was rife with inappropriate scientific misrepresentations. For example: We currently DO NOT know the factors that allow the evolution of life in the Universe. We know the many factors that were important here on Earth, but we do not know what set of other factors might allow a different evolutionary history elsewhere. The mistake made by the author is akin to saying that if one looks at all the factors in my life that led directly to my sitting at my computer to write this, one would obtain a probability so small as to conclude that it is impossible that anyone else could ever sit down to compose a letter to the WSJ. We have discovered many more planets around stars in our galaxy than we..." - Mark Traphagen