https://vid.freedif.org/videos/watch/101c1509-5557-49f9-9127-7e09cc39d7de Why is there matter in the universe at all? Neil deGrasse Tyson breaks down what we know about matter-antimatter asymmetry, how it brought about the universe today, and breaking discoveries at CERN. Timestamps: 00:00 - Energy to Matter Conversion 02:05 - The Symmetry Broke 03:45 - The Particles Within Atoms 06:53 - CERN’s Particle asymmetry 10:03 - Antimatter Universe Check out our second channel, @StarTalkPlus Get the NEW StarTalk book, 'To Infinity and Beyond: A Journey of Cosmic Discovery' on Amazon: https://amzn.to/3PL0NFn Support us on Patreon: https://www.patreon.com/startalkradio FOLLOW or SUBSCRIBE to StarTalk: Twitter: http://twitter.com/startalkradio Facebook: https://www.facebook.com/StarTalk Instagram: https://www.instagram.com/startalk About StarTalk: Science meets pop culture on StarTalk! Astrophysicist & Hayden Planetarium director Neil deGrasse Tyson, his comic co-hosts, guest celebrities & scientists discuss astronomy, physics, and everything else about life in the universe. Keep Looking Up! #StarTalk #NeildeGrasseTyson Fri, 24 Apr 2026 13:25:57 GMT https://validator.w3.org/feed/docs/rss2.html PeerTube - https://vid.freedif.org https://vid.freedif.org/client/assets/images/icons/icon-1500x1500.png https://vid.freedif.org/videos/watch/101c1509-5557-49f9-9127-7e09cc39d7de All rights reserved, unless otherwise specified in the terms specified at https://vid.freedif.org/about and potential licenses granted by each content's rightholder.