Quantum Mechanics - Part 1: Crash Course Physics #43

Transcript

Here’s a question that’s plagued physicists for centuries. What exactly is light? When we talked about this earlier, we came to the conclusion that light is a wave. Which it is. Or at least, light behaves like a wave, when you you use it in certain experiments. So for most of the 19th century, it seemed like the question had been settled. Physicist... Read More