fun facts

Blue photons ricochet around.

Blue photons ricochet around. “But blue photons have a tendency to ricochet around a lot.” They get dispersed throughout the atmosphere, so on a clear afternoon you can look almost anywhere and still get blue light coming straight into your […]

fun facts

Why we’re blind to the color blue

“[T]he color blue is always out of focus for the human eye. It’s hard to believe since it appears that we see blue clearly, but it’s astonishing when shown an example. Here, I’ll explain why we’re unable to focus on […]