Humans Who Changed The World।#inventions #factology #shortsfeed #facts #shorts
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Humans Who Changed The World।#inventions #factology #sh…
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YouTubeFactology
Evolving invention of Fiber Optics 🧵 The invention of fiber optics is one of the most powerful stories in human innovation, tracing how we learned to control and transmit light itself. It began in the 1840s, when Daniel Colladon and John Tyndall demonstrated that light could bend inside a stream of water through total internal reflection — the same principle that powers fiber optics today. In the 1930s, Dr. Heinrich Lamm used tiny glass bundles to transmit images, paving the way for optical ima
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Innovative Window Winder Invention Explained
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Invention on Instagram: "Firefighters often use small training dollhouses to demonstrate how fire behaves inside a structure. These models allow instructors to show how heat and smoke move through rooms and hallways and how even small changes in airflow can dramatically alter fire growth. What looks like a simple model represents the same principles at work in a full sized building. One of the most important lessons is door control. When a door or window is opened it can introduce fresh oxygen t
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Instagraminvention
This 1940s Vespa Shifted Gears in the Handlebars 🛵 #shorts
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