Are hummingbirds superheroes? Well, they can fly, they make us feel better, and they possess super vision, seeing colors we can't even begin to imagine.

The phrase “every color of the rainbow” isn’t quite as all-encompassing as it sounds. For one thing, the color chips in your hardware store’s paint aisle host some colors you’ll be hard-pressed to ...

A new discovery has unraveled why we sometimes see colors that aren't there. The phenomenon of "color afterimages" is when you see illusory—or false—colors after staring at real colors for a longer ...