An incredibly detailed scientific explanation of Harry Potter's…

Wizards don't necessarily beget wizards in the world of Harry Potter. Although two magical parents or one magical parent and one non-magical parent usually results in a magic-wielding offspring, you frequently get characters like Hermione, who have two non-magical parents, and sometimes squibs like Mr. Filch, people… » 8/12/12 7:00am 8/12/12 7:00am