Intelligent Design is not science:
It stems from laziness and arrogance: "I'm a smart guy, and I can't understand how all this could have evolved. Therefore, it couldn't have evolved through evolution."
A very good (because honestly annoyed) article in Die Zeit about the nonsense of creationists who always want to force their brain farts into schools. A topic that should have been filed away since Darwin - and unfortunately is still stirred up by religious nutjobs.
It would be about time for the big churches to take a clear stance on the issue and declare the nutjobs for what they are - but they can't bring themselves to do that. After all, you can make a lot of money with simple answers to complex problems. And who cares about reality ...