It's something that most of us learn as toddlers. But a new test will have you questioning everything you thought you knew about colours. The 'What's My JND?' test shows you two colours and asks you ...

Scientists have finally solved a major flaw in a century-old theory of color perception first proposed by Erwin Schrödinger.

A new test called "Is my blue your blue?" reveals how different -- or similar -- your color perceptions are compared to everyone else. First there was “the dress,” then there was the sneakers, now ...

Add Yahoo as a preferred source to see more of our stories on Google. Illustration: Guardian Design (Illustration: Guardian Design) It started with an argument over a blanket. “I’m a visual ...

You may think that your eyesight is pretty good, but it turns out that distinguishing between colours and shades may be harder than you think. Online optical retailer Lenstore asked 2,000 UK residents ...

It's something that most of us learn as toddlers. But a new test will have you questioning everything you thought you knew about colours. The 'What's My JND?' test shows you two colours and asks you ...

One of the reasons why it's so important to calibrate monitors carefully is that we all see different colors, as this simple online test proves. Is it blue, or is it green? It's a question that should ...

This story is part of a series on the current progression in Regenerative Medicine. This piece is part of a series dedicated to the eye and improvements in restoring vision. In 1999, I defined ...