Strange dimensions. Bizarre technology. Futuristic architecture. Science fiction as a genre is home to some of the most influential movies and TV shows of all time. Its imaginative concepts like parallel universes, time travel, and extraterrestrial life have been used throughout the decades to give us shows like Star Trek, The Matrix, and most recently, Tenet. On this Supercut, we geek out about our favorite sci-fi shows, tropes, and characters, the difference between sci-fi and fantasy, as well as what today's sci-fi tells us to expect from the not so distant future.