I trust that you are being sarcastic /s. There is nothing more irrational than the belief that the universe, with all of its unimaginable complexity, is the result of nothing more than time + chance.
The nature of randomness and chance means there is no science, there cannot be reproducible results.
Any experiment you do is a one off....................
That there is a design means you can discover the design and know that it is always true.
But admitting a design means that there is a creator and we won’t go where that evidence leads..........