Dinosaurs.
Other gods and deities in other cultures - God can't really be just what a few ME tribes said it is.
Earth is not 5,000 years old or however old Adam is since he beget this and that and start more incestuous relations than can be found in Tasmania [haha]
The sun is but one star in a universe of hundreds of millions of them; each star being a solar system with planets revolving around it - very high chance that other intelligent lifeform exists beyond Earth.
You can't take people who deny evolution and dinosaurs, then when the science is too much thought well Man walks with dinosaurs too.
Oil - organic organism died, washed into lakes or seas, covered in sand and over millions of years turn to fossil fuel. God created the world in six days and five thousand years later we have them?
No religion are taken seriously if the State did not sponsor it. They'd be as funny and crazy as Scientology. Kings and emperors decrees make worshiping bs respectable.
They are not endorsing any particular religion or its beliefs. If you have about 50 hours spare watch battlestar galactica then you will know what they mean. for that matter for about 15hours you could listen to hitchhikers guide to the Galaxy and get to the same result.
As they point out if you believe humans can come up with artificial intelligence in the next 1000years than in our near infinite universe, who is to say we are not some giant experiment of another race of beings.
Once you have artificial intelligence things are likely to move quite quickly in ways we cannot for now understand.
We might all have a SIM card (soul?) in our heads for which only the believers get theirs uploaded to the cloud upon death for an eternity on the servers. I don't know from logic / science, only believe through faith in my religion, but as sir rumple said absence of evidence is not evidence of absence.