Tuesday, February 26, 2013
(Video link) Using colored flashlights, science presenter Steve Mould explains why the color magenta doesn't appear in the rainbow.
In this optical illusion, the magenta dots switch on and off in series, producing a green afterimage on the retina. The effect is especially strong if you look at the cross in the center. Via Biotele, thanks, Damian J.
Related topic: the yellow we see on our computer monitor or our TV isn't really yellow; it's a blend of green and red, as explained in a V-Sauce video.
Previously on GurneyJourney
Mystery of Magenta