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 ...

Colour blindness affects more people than you might assume. In fact, an estimated 300 million people globally have colour blindness, according to the Colour Blind Awareness organisation. This ...

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 ...

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 'Hue Shift' test shows you two colours and asks you to ...

Research on the perception of color differences is helping resolve a century-old understanding of color developed by Erwin Schrödinger. Los Alamos scientist Roxana Bujack led a team that used geometry ...