It is the great hubristic claim of our time that science has finally freed itself from the fallibility that marked its younger self.
They were mistaken before; subject to superstitions, misinformation, and ignorance. Fools crafting models in the dark, guided more by their place and time than by what was. What few facts they could discover were stifled or repressed by the scientist’s isolation or the ignorance of his community.
But that was then.