Aims This paper describes a novel test of colour vision using a standard personal computer, which is simple and reliable to perform. Results The mean results from individuals with normal colour vision ...

(WITI) -- It's a simple question that drove the internet BONKERS last week -- even dividing the internet: "What color is this dress?" Now, there's another, more complicated question: "How can two ...

Colour blindness affects approximately one in 12 men and one in 200 women, which equates to 4.5 per cent of the population or around 2.7 million people in the UK, according to campaign group Colour ...

Are you confident that the sky is blue and grass is green? What about everything in between? A viral test asking people to pin down the line where blue ends and green begins is showing that we could ...

From the sky to the sea, there are several things on Earth that we all know to be blue. But where does blue end and green begin? In the hopes of answering this question, Dr Patrick Mineault, a ...