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S2:E5 The Photoelectric Effect: When Light Knocks Out Electrons
First Aired: May 07, 2026
Runtime: 26 min
This episode explains how light can release electrons from materials, generating usable energy, and how sunlight interacts with matter. It also highlights Scheele’s discovery of photosensitivity, which laid the groundwork for technologies such as solar panels, camera sensors, and automatic screen brightness systems.
