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 What The Future of Transportation Looks Like Here’s how much taller humans have gotten in the last 100 years Lost Egyptian City of Heracleion Discovered Why the Airplane Cellphone Ban Is Stupid This Man Is Using Satellite Imagery To Search For A Hidden Nazi Treasure How Does Fusion Power the Sun?