The strongest conspiracy believers had a 91% probability of simultaneously endorsing two claims that cannot both be true, vs 3% for the weakest (8 studies, n=8,590). A follow-up using entirely made-up news stories found the same pattern, ruling out prior exposure to real conspiracy theories.

The strongest conspiracy believers had a 91% probability of simultaneously endorsing two claims that cannot both be true, vs 3% for the weakest (8 studies, n=8,590). A follow-up using entirely made-up news stories found the same pattern, ruling out prior exposure to real conspiracy theories.