Philosophical Proof of God: Derived from Principles in Bernard Lonergan’s Insight [Spitzer Scholarly Article]
Lonergan’s proof is as follows: If all reality is completely intelligible, then God exists. But all reality is completely intelligible. Therefore, God exists.
Evidence for God from Physics and Philosophy [Spitzer Scholarly Article]
The natural sciences (and philosophical reflection upon them) have been an integral part of the Catholic intellectual tradition since the time of Copernicus.