19. Quantum Mechanics I: The key experiments and wave-particle duality

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Lecture Series on Quantum Mechanics (Beginner to Advanced)

The Science of Gravity: Understanding the Gyroscope

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Glenn Gould - Beethoven, 15 Variations And Fugue

👉 No one sang this for 300 years… until her 😳🎶

Sound familiar? Handel wrote the original Passacaglia in 1720, the final movement of his Suite in G minor for harpsichord. Halvorsen arranged it for violin and viola in 1893 — and that's the arrangement most people know, even if they can't name it. It's been performed in concert halls, films, and services for over three hundred years. Where did you first hear it? A movie, a wedding, a service, a recital? Tell us the moment in the comments — we read them. 🎹 Latest release: