And they tramped it down very well too.
Frankly, creation theory might have had a chance without that 6000 year garbage.
Creationism has no scientific evidence to back it up. It is purely sophistry derived from faulty interpretation of Scripture.
The young Earth idea is particularly amusing, but it is far from the only kookiness in creation science/ID. The Noah tale contain many items that give scientists a belly laugh when creationists take them "literally".