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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Here are 6 of the best ways to reduce your risk: 1. Use a signal-blocking pouch (Faraday pouch) to stop thieves from amplifying your key fob signal. 2. Fit a steering wheel lock, it's old school, but still a strong deterrent. 3. Install a tracking device 9 so your car can be located quickly if stolen. 4. Add extra immobilisers or ghost systems that stop the engine from starting without proper authorisation. 5. Park smart... well-lit, secure areas whenever possible. 6. Upgrade locks & alarms to h

5 Seconds of Summer on Instagram: "CALL YOU BUT YOUR TELEPHONE BUSY"

Indicator नहीं दिया तो Accident या जुर्माना दोनों तय ⚠️ #shorts #indicators #roadsafety