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Why do magnets attract and repel each other? What is magnetism? And what role do quantum mechanics and electron spin play in explaining this phenomenon? In this episode, we delve into the heart of matter to understand the true explanation for the attraction and repulsion of magnets, moving beyond the traditional school answer about poles. We'll start with the simple question: How does a magnet know there's another magnet nearby? Then we'll go inside the atom, to electrons and spin, to discover how each electron becomes a tiny, microscopic magnet. We'll explain why iron, in particular, becomes magnetic while most other materials are unaffected, and what the difference is between spin disorder and collective organization within magnetized materials. We'll also explore the role of exchange interactions and the Pauli exclusion principle in explaining electron alignment, and how quantum electrodynamics (QED) explains the transmission of magnetic force via virtual photons as force-carrying intermediary particles. This episode offers a deep yet simplified scientific explanation of magnetism, revealing how a phenomenon we observe daily is governed by precise quantum laws that regulate the behavior of matter at the atomic level. If you are interested in physics, quantum mechanics, the mysteries of the atom, or explaining natural phenomena from a deep scientific perspective, this episode is for you. #Magnetism #QuantumMechanics #Spin #Atom #Physics 00:00 Magnetism Episode Promo 01:11 Entering the Atomic World 01:46 What is Spin? 02:34 The Secret of Magnetized Materials 03:50 Interactions of Hidden Forces 06:26 Pauli's Exclusion Principle 07:35 Energy Valley 08:39 Conclusion Electrical Circuits Course on Udemy https://www.udemy.com/course/electric... Translation of Raymond Seroué's Physics for Scientists and Engineers https://my-store-fb05a4.creator-sprin... Playlist of Simplifying Concepts Episodes Physics    • حلقات تبسيط مفاهيم الفيزياء   Join this channel to take advantage of member-only benefits:    / @hazemsakeek   My best physics courses on Udemy in Arabic https://www.udemy.com/user/hazem-fala...