The Basic Physics of the Kilogram's Fancy New Definition Ifeadi C. 00:03 Feed: All Latest, Zero Tech Blog The kilogram is now based on energy changes in the quantum world rather than a physical object. Here's how that works. via Zero Tech Blog Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsHow to Design Beacons for Humanity's AfterlifeReplika, the Emotional Chatbot, Goes Open-Source7 True Crime Docs You Should Stream Right NowA Family’s Race to Cure a Daughter’s Genetic DiseaseThe EPA Website Is 'Still Updating' Climate Change InfoNow That Tech Runs the World, Let's Retire the Hacker Ideal