Quantum Physics Just Made Reality Even Harder to Trust

In the deepest layers of matter, a photon decides what it is only when you look at it. Particles whisper across galaxies in an instant. A cluster of seven thousand atoms exists in two places at once. We thought reality had rules. We were wrong. You're about to see a metal grain that behaves like a ghost, a cat alive and dead for twenty-three minutes, and a connection between particles that should be impossible. If this fascinates you, hit subscribe so we can keep exploring together. Prepare yourself. We begin.