God is our Creator. The most profound definition -- at least for this discussion since "God is love" is the most profound in any other -- comes from Exodus 3:15 .
14 God said to Moses, "I am who I am . [2] This is what you are to say to the Israelites: 'IAM has sent me to you.' "
Has not God evolved because of our understanding, of the sciences?
No. And neither have we. Only our understanding of the sciences has evolved.