Quantum Mechanics – Part 1: Crash Course Physics #43

What is light? That is something that has plagued scientists for centuries. It behaves like a wave… and a particle… what? Is it both? In this episode of Crash Course Physics, Shini introduces the idea of quantum mechanics and how it helps us understand light. Also, there’s this thing called the ULTRAVIOLET CATASTROPHE!

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Produced in collaboration with PBS Digital Studios: http://youtube.com/pbsdigitalstudios

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