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Get 50% off your first month of a monthly club with code KURZGESAGT at https://www.kiwico.com/kurzgesagt This video was sponsored by KiwiCo. Thanks a lot for the support! Turns out, it’s not birbs running kurzgesagt, but hardworking humans. Support our mission and videos by visiting the shop and getting a thoughtful product made with love: https://shop.kgs.link/love Sources & further reading: https://sites.google.com/view/sources-sundial/ At the height of the Cold War, a terrifying concept emerged: a bomb so powerful it wouldn’t need to be dropped. Known as Project Sundial, this doomsday device would have left a 400-km radius in flames and plunged the world into darkness. It was a bomb that would destroy everything – not a weapon, but an apocalypse. How close did we come to pressing the button? OUR CHANNELS ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ German: https://kgs.link/youtubeDE Spanish: https://kgs.link/youtubeES French: https://kgs.link/youtubeFR Portuguese: https://kgs.link/youtubePT Arabic: https://kgs.link/youtubeAR Hindi: https://kgs.link/youtubeHI Japanese: https://kgs.link/youtubeJA Korean: https://kgs.link/youtubeKO HOW CAN YOU SUPPORT US? ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ This is how we make our living and it would be a pleasure if you support us! Get Products designed with ❤️ https://shop.kgs.link Join the Patreon Bird Army 🐧 https://kgs.link/patreon DISCUSSIONS & SOCIAL MEDIA ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ TikTok: https://kgs.link/tiktok Reddit: https://kgs.link/reddit Instagram: https://kgs.link/instagram Twitter: https://kgs.link/twitter Facebook: https://kgs.link/facebook Discord: https://kgs.link/discord Newsletter: https://kgs.link/newsletter OUR VOICE ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ The Kurzgesagt voice is from Steve Taylor: https://kgs.link/youtube-voice OUR MUSIC ♬♪ ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ 700+ minutes of kurzgesagt Soundtracks by Epic Mountain: Spotify: https://kgs.link/music-spotify Soundcloud: https://kgs.link/music-soundcloud Bandcamp: https://kgs.link/music-bandcamp Youtube: https://kgs.link/music-youtube Facebook: https://kgs.link/music-facebook The Soundtrack of this video: SoundCloud: https://bit.ly/3CfgmRa Bandcamp: https://bit.ly/4hCjdDM If you want to help us caption this video, please send subtitles to subtitle@kurzgesagt.org You can find info on what subtitle files work on YouTube here: https://support.google.com/youtube/answer/2734698?hl=en-GB&ref_topic=7296214 Thank you! 🐦🐧🐤 PATREON BIRD ARMY 🐤🐧🐦 ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ Many Thanks to our wonderful Patreons (from http://kgs.link/patreon) who support us every month and made this video possible: Tobias Weimer, Jerizaburr, Piotr Jaroński, Miki, Dragos Floria, OddLittleHippie, Scarlett, Eliana Veliz, Henry Pack, Vincent arp, HuskyRM, Nerdingas Armaitis, Ed Frazier Davis, AToastyKat, Frank Kronz, Arashi, Archer, Alex Moratorio, Korriwan, Deceded, Francisco Cueto, Garmega, Brigitte De La Malene, Celestino, Homunculus, Yolanda Haynes, Kooblay Khan, Kyu Vulpes, Julie Goodrich, Vicky Nguyen, Mikhail, Charlie, JP Jung, Czero, Michael Weingartner, Lauren Alam, Otis and Arlo Beard, Phil S, Killian Getson-Hardiman, Orhan Hajrullahi, Sara Dixon, Nicholas Hopper, Martin, NurseNomNom, Almera Killian R. Dubourg, Nokken, Aloy Sakai, HashtagGO, Anonius, S K, Marleigh Sheppard, Irian, yashu CHAPTERS ▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀▀ 0:00 Start 0:42 Everything is Different Forever 3:24 But What if We Destroy Humanity Even Harder? 5:40 The Final Bomb 8:33 Good News! Wait no, Bad News! 10:41 KiwiCo Sponsorship 12:21 kurzgesagt Shop