take a look at this site its amazing and its 100% true, if you don't believe it read it and refer to the verses it points to.
IT-IS-TRUTH :: Qur'aan & Modern Science
Another thing about the quran is that it came to a people of poets, the arabs who took pride in their poetry. In the quran is a challenge which is presented to people who speak arabic to produce something equivilent to the quran. A man by the name of Anish Shoorish (biggest liar i've ever seen) tried an his book is the laughing stock of all arabs
Any way look into the site and tell me what you thing