Unchanged: During the last 14 centuries, the Holy Quran has remained unchanged, and Muslims around the world continue to recite the same Quran without alteration.

Unchallenged: The Quran challenges mankind to produce even one chapter like it, and also invites people to find contradictions within it, a challenge the article says remains unmet.

This article explains that the Quran is presented as a divine revelation to Prophet Muhammed (peace be upon him), and not a man-made text. It then highlights a series of examples the author describes as miraculous, including references to the Big Bang, the expanding universe, water as the basis of life, embryology, atomic structure, the barrier between seas, iron from stars, ancient Egypt, ant communication, and darkness in the deep ocean.