Any shit that scientists cannot explain, like atoms changing characteristics to identical ones when they're totally separate and disconnected, or measuring the width of hair by imagining how wide it is. Using lasers. Yeah, I know, wtf.
A devotee of Marilyn Manson, Slipknot, etc., usually complaining about "preps", wearing tacky clothes from Hot Topic, and pretending to be dark and scary. Frequently misaken for goths by people (including themselves) who wouldn't know "goth" if it bit them on the ass.