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 ...

We see color because photoreceptor cones in our eyes detect light waves corresponding to red, green, and blue, while dimness ...

'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 ...