“For ever since the world was created, people have seen the earth and sky. Through everything God made, they can clearly see his invisible qualities—his eternal power and divine nature. So they have no excuse for not knowing God."
The Bible is saying that just by looking at the world around us, we see evidence for God.
Imagine all the components for an iPhone were placed in a box. Now imagine that you take the box, shake it and tip it out onto a table.
What are the chances that a random process like that could produce an assembled and functional iPhone?
Living beings are far more complex than a piece of hardware.
Is it reasonable to conclude that we could be designed?