One of the funniest characters in The Simpsons.

People have gotten stupid about science...this is probably why, messes up their denial trip.

Exactly, cnut. There's one member here I think is Ned's sister.

I think on a larger scale, the biggest issues are the near complete lack of critical thinking, dogmatism and the herd/flock mentality that is present within members of any particular group irrespective of their religious beliefs.
But it just so happens that the people who are exhibiting this type of behavior are also those that are religious.