Because a facile belief in mythology is intellectually easier than the hard work of understanding a fairly complex and challenging field of science, especially when that field of science makes them feel somehow less divinely exalted among the rest of the species?
Keep in mind that mlc9852 is also assuming that the majority of the US population is actually learning the theory of evolution, which is an unfounded assumption (especially given the dismal understandin that so many "doubters" of it show on these discussions). Also keep in mind that mlc9852 is
on record as having said
"I am a creationist liar like all the rest."