Do Jinn Possession, Black Magic, Evil Eye Exist?
Is there a way to prove such thing through scientific method. Currently, no. If it can be proved with concrete evidence, there may be relaxation. This relaxation can be similar to crime committed by people with mental disabilities.
No, it is not. mathematics, science etc are not in Quran too. Nobody call it haram. Knowledge itself is not harm. Its application for wrong purpose is haram.