NYA: Scientific theories and paradigms are intellectual constructions that, to a great extent for emotional reasons, human beings feel compelled to force upon reality, and which no matter how scientifically plausible they may seem, or to what extent we may believe them to faithful describe reality, necessarily distort to a greater or lesser degree what they are meant to interpret. Nonetheless, scientists present the “findings” of the sciences, and in particular those they themselves arrive at, as the objective, faithful, exact description of reality: this is why quite a few authors have concluded that the sciences are but ideologies...
Even an advocate of the supposed validity of knowledge and certainly no Luddite such as Karl Popper felt compelled to note that if no experience contradicts a theory, scientists are entitled to admit it provisionally as a probable truth: Popper rejected the essentialism of the rationalist philosophy of science, which supposes that the aim of inquire is a complete and final knowledge of the essence of things, on the grounds that no scientific theory can be completely substantiated and that the acceptance of a new theory gives rise to as many problems as it solved... (E.Capriles,
The ideological character of the sciences)