Originally published in "Conjectures and Refutations" (1963). A key discussion in the philosophy of science.
A discussion of Sir Karl's Problem of Demarcation and the principle of falsification.
You may notice a few places where the audio seems to skip. This is a microphone glitch that has recently developed. I made my best effort to repair or simply trim away any defects I spotted. I'll probably need to purchase a new microphone in the near future.