Dogmatic irrational belief is a very good description of Darwinism, thanks!
But really, what are “scientific truths”? And what scientist speaks of finding “truth”?
Perhaps you need to hit the books and spend a few days in the field or laboratory. Perhaps you need to get your hands dirty with some real science. To ask such a question here is to illustrate severe misunderstanding of the world. Your question cannot be answered by a sound bite.