http://en.wikipedia.org/wiki/Naturalism In communicating with naturalists, seethe worldview on atheism above. Science examines the realm of nature—specifically observing matter and energy. The scientific method is limited to testing things that can be repeated under controlled conditions. So science cannot be used to verify things occurring in history. Nor can science prove or disprove God. If a person denies the existence of God or the supernatural based on science, ask that person What scientific experiment shows that God does not exist