“Chemistry and Our Universe: How It All Works” S:1 E:3 Wave Nature of Light

S:1 E:3 Wave Nature of Light Light interacts with matter in crucial ways. In the first of two lectures on the nature of light, follow the debate over whether light is a wave or a particle, starting in antiquity. See how the wave theory appeared to triumph in the 19th century and led to the discovery of the electromagnetic spectrum.