If you stare at a red object and immediately look at a white area afterward, you will see an afterimage that is the same size and shape, but it is blue-green, or cyan, in color. This is because ...

you should experience a greenish-blue or cyan afterimage. If you stare at the red square for 30 seconds and then look at the white square, it should appear bluish-green or cyan. Source ...

In this month's Editor's photo challenge, we asked you to share your photos featuring a red, green and blue color palette. At this point, it's no surprise that the DPReview community delivered ...

They are: blue versus yellow red versus green black versus white We perceive ... theory with an experiment that creates a negative afterimage illusion. Stare at the image below for 20 seconds ...

Alas, Poor Yorick! I knew him, Horatio; a fellow of infinite jest, of most excellent fancy; he hath borne me on his back a thousand times; and now, how abhorred in my afterimage he is! Well ...

That's because, even though those colors exist, you've probably never seen them. Red-green and yellow-blue are the so-called "forbidden colors." Composed of pairs of hues whose light frequencies ...

Traditionally, these are red and green, yellow and purple ... You’ll see a faint orange afterimage—blue’s opposite color. That’s because the cells in your eyes became fatigued, slightly ...

The celestial event will bring odd phenomena to our planet — including changes in how people see colors such as red, green and blue. Here's a look at some of the unusual visual effects a solar ...