For years Star Trek fans – known as Trekkies – have been the butt of jokes about their penchant for wearing pointy ears and attending science fiction conventions. But the police feared British fans of the cult American show might boldly go a little too far one day. It has emerged that Scotland Yard kept a secret dossier on Star Trek, The X-Files, and other US sci fi shows amid fears that British fans would go mad and kill themselves, turn against society or start a weird cult. The American TV shows Roswell and Dark Skies and the film The...