Science constantly revisits its assertions and tries to revise them when necessary. For an example, read how the question of Earth's flatness is treated in Isaac Asimov's essay The Relativity of Wrong.
[chem.tufts.edu]

Faith based beliefs seldom change their views. A lot of people still believe the Earth is flat.
Of course, as Asimov points out, the Earth is flat -- at least to within about 0.000126 per mile. It just depends on how precise you want to be.

Yup, the god of the gaps.

And a representative example of your claim is?