Dawkins and Coyne point out the serious side to silly creationism – that even as religion it is bogus, because it is immoral.
They say that the seemingly reasonable demand that both sides of an argument should be taught “would be the end of science education in America”
One side, Intelligent Design has no supporting evidence other than pointing to a few gaps in another theory, evolution, which has hundreds of thousands of mutually corroborating pieces of evidence.
The logic of allowing ID to be taught would justify the teaching of Holocaust denial for which there is no supporting evidence other than normal gaps in another version of events, which has hundreds of thousands of mutually corroborating pieces of evidence.