The fine-tuning argument is frequently used to attempt to prove the existence of a supernatural designer. If something exhibits specified complexity then it’s probably the product of designThe fine-tuning of the universe exhibits specified complexityTherefore, the fine-tuning of the universe...

The Leibnitzian cosmological argument builds upon the principle of sufficient reason: Everything that exists has an explanation of its existence, either in the necessity of its own nature or in an external cause.The universe exists.Therefore the universe has an explanation...