In our everyday world, we're used to absolute, deterministic predictions: throw a ball in the air, and it'll fall along an ellipse; leave your umbrella parked on the street, and when...
Matter is everywhere: we eat it, breathe it, drink it; it is who we are. But what is matter? The most basic particle physics definition of matter comes down to one surprising rule: the Pauli exclusion...
Suppose you're ambitious enough to try to describe everything in the observable universe in one single mathematical equation. DONE. OK, so that doesn't include gravity or a few other...