Would you use time travel to kill baby Hitler? Well? Would you? Vox’s Phil Edwards asked author James Gleick about the history of this unusual philosophical question. Facebook Prev Article Next Article Discover Checkout these cool gadgets... Related Posts Breeding the World’s Hottest Pepper – Carolina Reaper Are We Living In A Hologram? Can You Land a Helicopter Without Engine Power? CRISPR: Editing Your DNA Has Never Been Easier How Small Is An Atom? How Does the Internet Work?