How the universe works at its most fundamental level — from quantum mechanics and relativity to light, optics, and thermodynamics.
3 posts published
At the scale of electrons and photons, common sense completely breaks down. Particles can be in two places at once, teleport information instantly, and act like waves until you look. Here is what quantum theory actually says.
Light travels at exactly 299,792,458 metres per second in a vacuum. But 'c' isn't just about light — it is the fundamental speed of causality in spacetime. Here is why nothing with mass can ever cross it.
The sky is blue because of a phenomenon called Rayleigh scattering — but what exactly is that, and why blue and not red or green? Here's the full, satisfying answer.
