The worst birthday present ever lead to the discovery of colorblindness by John Dalton all the way back in 1794. Mister Dalton bequeathed his eyes to science. Two hundred years later, science made use of them.
Being colorblind doesn't mean you see the world in black and white. But it does mean that you have difficulty distinguishing between certain colors. For Mark Zuckerberg, blue is the "richest" color he can see — which is why Facebook's dominant color is blue.
Harry Beck's topological Tube Map is an instantly recognizable design icon, even for those who have never navigated the London Underground. Sure, the clean geometry makes it easy to figure out the best route, but it's the variety of Pantone hues assigned to each line that gives it true at-a-glance readability. That…
This is a plate from the Ishihara Color Perception Test. Right now, the number you read should let you know whether or not you have normal vision or are red-green color blind.
With around 1 in 12 men suffering from color blindness, it's a really common problem—but it's incredibly difficult to understand what it must be like to suffer from. Fortunately, Etre now has a simulator which lets you see the world through the eyes of the color blind.
A pair of researchers from 2AI Labs have developed a wearable eyeglass device that effectively cures red-green color blindness. Called O2Amps, the technology works by leveraging our capacity to see the amount of oxygen in another person's blood by simply looking at the hue of their skin. Developer Mark Changizi came…
Are you color blind? Maybe you are, maybe you aren't—but have you ever put that question to an actual test? You can, and it's very simple.
It's no David Copperfield, but in this day and age surely that's a good thing? Winner of the Best Illusion of the Year contest, this moving circle of dots tricks the eye into seeing changing color even when they're not.