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Currently Playing: Project Excalibur: Nuclear Bomb Pumped X-Ray Laser

An early proposal for the panacea that is a ballistic missile defense shield was to detonate nuclear weapons in space and direct the resulting energy using a novel form of laser. The idea was dangerous, inefficient and utterly impractical. Which should probably surprise nobody. Intro voiceover by Courtney L. Sources available at: https://www.dropbox.com/scl/fi/dazgs915wo6ff6s8dakmt/excalibur-sources.ods?rlkey=e60zvmxd5f9ddb8vym1jb9tsq&st=5izlkcbe&dl=0 Thanks to Patron Shirokami for the KSP monstrosity at the 20 minute mark. 3D models used: comms satellite "Simple Satellite Low Poly Free" (https://skfb.ly/otvxt) by DjalalxJay is licensed under Creative Commons Attribution (http://creativecommons.org/licenses/by/4.0/). "NASA/CNES Jason 1 Satellite" (https://skfb.ly/pH7Rn) by Space Explorers Academy is licensed under Creative Commons Attribution-NonCommercial (http://creativecommons.org/licenses/by-nc/4.0/). Audio samples used: alarm sound: 1 alarm short e.wav by jobro -- https://freesound.org/s/33732/ -- License: Attribution 3.0 bunker sound: under an interstate, sounds like bombs by alex36917 -- https://freesound.org/s/648407/ -- License: Attribution 4.0 alarm 2: Industrial Alarm by Latranz -- https://freesound.org/s/520200/ -- License: Creative Commons 0 laser sound Giant Laser Cannon #2 (Slightly Less Distortion) by Autobot8299 -- https://freesound.org/s/839594/ -- License: Attribution NonCommercial 4.0 explosion Huge Explosion6.flac by CGEffex -- https://freesound.org/s/93846/ -- License: Attribution NonCommercial 4.0 Massive laboratory laser explosion by AirwaveXV -- https://freesound.org/s/703509/ -- License: Creative Commons 0 For anyone wondering, the intro was partially inspired by this scene from a....questionable looking anime that youtube randomly recommended to me: https://www.youtube.com/watch?v=l3Iq3spn5NQ 00:00 Opening 01:57 Intro 07:56 Strategic Defense Initiative 11:20 How Lasers Work 15:52 Bomb Pumped Laser 25:28 Use as a Weapon 29:13 Counter-Countermeasures Part 1 34:36 Pop Up 46:47 Pop Up Part 2 50:05 Testing and Failure 01:00:23 Legacy