We see color because photoreceptor cones in our eyes detect light waves corresponding to red, green, and blue, while dimness or brightness is detected by photoreceptor rods. Many non-mammalian ...

You can project all sorts of colors from a video projector, but can you project the color black? Wouldn't that be like shooting a shadow out of a flashlight? I mean ...

'Do we see colors the same way?' is a fundamentally human question and one of great importance in research into the human mind. While impossible to answer at present, researchers take steps to ...