Forget the light saber; the flashy sword is but a part of the fictional Star Wars universe. These five crazy, futuristic, and veritably frightening weapons may sound like they come from epic sci-fi ...

Science fiction is a genre that can encompass a very wide range of ideas, styles, tones, and elements, which is partly why it's been so popular since the days of Mary Shelley, Jules Verne, and H.G.