There is no conflict, faith goes beyond the limitations of science and help us to understand the full picture. Just because we will never be able to scientifically prove faith does not mean it is unimportant. Both science and faith come from the same source: God. There is no conflict, in fact, Catholicism embraces so much science that there has been a number of priests who were also scientists, for example
The scientist credited with proposing in the 1930s what came to be known as the “Big Bang theory” of the origin of the universe was Georges Lemaitre, a Belgian physicist and Roman Catholic priest. Alexander Fleming, the inventor of penicillin, shared his faith.