📺 The World’s First Mechanical TV How John Logie Baird Changed Television Forever Part 1 #history

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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The Laws of Thermodynamics, Entropy, and Gibbs Free Energy

11 chap 12 || Thermodynamics 01 || Introduction ,Thermal Equilibrium n Zeroth Law of Thermodynamics

A closer look at the first object Howard Carter removed from the tomb of Tutankhamun: the famous painted box known as the “Hunting Box.” This piece offers a detailed portrayal of the young king as a victorious ruler. The long sides show him driving his chariot and defeating his enemies, while the smaller panels present him in the form of a sphinx, trampling the foes of Egypt. The curved lid adds another dimension, depicting the king on a royal hunt in the wild. The inscription on the box praises