Why do we see so many colors and where do rainbows come from?
Light's Secret Crowd
Why do we see so many colors and where do rainbows come from?
Look around. Red apples, blue jeans, the green of grass, the impossible pink of a sunset. The world is practically showing off. But here's the secret: color isn't really painted onto things at all. It's something light does — and something your eyes finish. Let's chase it.
Start with light itself. What looks like plain white sunlight is actually a whole crowd of colors traveling together, politely overlapping, all pretending to be one. They get along so well you never notice them — until something pulls them apart.
