Join the hunt for the universe’s most common—yet most elusive and baffling—particle. (Aired October 6, 2021) Official Website: https://to.pbs.org/4b5VqIx | #novapbs Outnumbering atoms a billion to one, neutrinos are the universe’s most common yet most elusive and baffling particle. NOVA joins an international team of neutrino hunters as they try to capture an elusive fourth form of neutrino. Their results may force scientists to redraw their blueprint of the subatomic world, the Standard Model of physics, and change our understanding of how the universe works. Chapters 00:00 Introduction 04:25 What is a Neutrino? 21:22 Detecting Neutrinos in the Universe 31:59 Neutrino Oscillation 36:01 The Standard Model of Particle Physics 43:45 The Future of Neutrino Detection \u00a9 2021 WGBH Educational Foundation All rights reserved This program was produced by GBH, which is solely responsible for its content. This program is made possible by viewers like you. Support your local PBS station here: https://pbs.org/donate/ Enjoy full episodes of your favorite PBS shows anytime, anywhere with the free PBS app: https://to.pbs.org/2QbtzhR Stay up to date on the latest science discoveries, full episodes, articles, videos, and more by signing up for NOVA's newsletter here: https://www.pbs.org/wgbh/nova/newsletter/ #neutrino #physics #physicsdocumentary #fulldocumentary FOLLOW US: NOVA YouTube: https://www.youtube.com/novaonline Facebook: https://www.facebook.com/NOVApbs ​ X: https://twitter.com/novapbs ​ Instagram: https://www.instagram.com/novapbs/ TikTok: https://www.tiktok.com/@novapbs PBS Facebook: https://www.facebook.com/PBS/ X: https://twitter.com/PBS/ Instagram: https://www.instagram.com/PBS/ YouTube: https://www.youtube.com/PBS/ TikTok: https://www.tiktok.com/@pbs Shop: https://shop.pbs.org/