7π/4 3π/2 5π/4 π/2 out of phase scat |P | π 3π/4 node x,y π/2 R = 7λ π/4 z Infrared UV 5000 K 4000 K 3000 K 2000 K 0 1.0 2.0 3.0 λ maximum

How does Quantum Mechanics work?

A wildly in-depth, illustrated, & math-free explanation

Why is the sky blue?

And the sunset red? But the Martian sky red and sunset blue? Etc.