Till now, there hasn't been any scientific objection, (other than mockery and ridicule), so that I may answer them scientifically.
Moreover, give ideas for discussion better than videos (which may be difficult to my internet service to display in good way.)
Therefore, let them give their objections systematically and one point by one. And read carefully the links that I give, and don't let the notion [that the Quran was revealed more than 1400 years ago] hinder any reasonable man from considering the facts included and any idea displayed.
part3
To see an example of their discussions see the previous reply of Tao_Equus, and how he called the Prophet: profit, and read the rest of his reply speaking about rockets

and he used some words indicating his origin like Gaby which means "stupid" in Arabic, and I may prove for him who is the Gaby; will he then admit it