https://vid.freedif.org/videos/watch/717f21ce-55b7-44b2-b221-603bf923bf49 What is light? Neil deGrasse Tyson and Chuck Nice break down perhaps the most important explainer. Learn how electricity and magnetism joined forces (or fields) to become the electromagnetic spectrum we know today. Timestamps: 00:00 - Introduction: Electromagnetic Spectrum 00:14 - Joining Electricity & Magnetism 05:07 - What Determines an Object’s Color? 08:52 - Wavelengths & Frequency: Light Not Fit for Vision 14:36 - Why The Microwave is Safe 17:58 - Seeing Things With Different Wavelengths of Light Check out our second channel, @StarTalkPlus Get the latest 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, 07 Aug 2026 22:16:14 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/717f21ce-55b7-44b2-b221-603bf923bf49 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.