You really should look into the beliefs of those that believe in Creationism / Intelligent Design. There are many scientists who believe deeply in their work and in their faith. It is not an either / or proposition for many people and even the most ardent defenders of "science only" can't tell you how the human being came about for certain. It is still taught as theory.

There are thousands of articles, but I thought this one brought some of your concerns as well others:

http://www.slate.com/id/2118388/