Not to mention that what science is intended to understand - the physical world - isn't malleable either.
Science is interested in understanding the truth. If everything that we are, meaning atomic matter, the planets, solar systems, galaxies etc represent about 4% of everything, then scientists are surely interested in understanding and categorizing the other 96 percent of matter in the universe. Most people don't stop reading a 200-page novel just 8 pages in to it. They tend to have some faith in the author that the plot will build.