How We Trapped Light and Built the Internet

By Veritasium

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Why making glass fibers to send signals was almost impossible. Sponsored by Saily - 🌎 Get an exclusive 15% discount on Saily data plans! Download Saily app go to https://saily.com/veritasium Use code veritasium at checkout ⛵ If you’re looking for a molecular modelling kit, try Snatoms, a kit I invented where the atoms snap together magnetically - https://ve42.co/SnatomsV For the latest science news, and for an exclusive bonus Q&A with Sulli, the director of this video, sign up to the Veritasium newsletter - https://ve42.co/VeMail_FO For early access to work in progress videos join our patreon https://ve42.co/VePatreon ▀▀▀ 0:00 What are fiber optics? 2:02 Why Copper Phone Lines Had Limited Capacity 5:13 Trying To Go From Copper Communication To Glass 8:15 Why is glass so ‘lossy’? 11:29 Scattering and Absorption 16:00 How can you remove impurities in glass? 19:00 How They Make Fiber Optic Glass 26:47 The Technology that Made the Internet Possible ▀▀▀ Special thanks to the exper

Tags: veritasium, science, physics, Veritasium, fiber optics, optics, internet, communication, lighting, data center, glass, fibers, light, speed of light, glass fibers, maths, engineering, fiber optic cable, cable, internet traffic

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