Scientists say they have discovered a new colour only ever seen by five people in the world - called ‘olo’. The colour, said to be a saturated shade of blue-green, cannot be seen by the naked eye ...

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 ...

People who speak a language that has multiple words for different shades of colour perceive the shades more quickly. Bees have a phenomenal ability to perceive different shades of colour, and their ...

Colour perception arises from the interaction of light wavelengths with photoreceptors in the retina and subsequent processing in visual cortical areas. Neural pathways then link these perceptual ...

First it was ‘the dress’. Now, a new colour dilemma has captured the curiosity of millions worldwide. If you've ever argued with a friend about whether something is blue or green, you're not alone. A ...

As many people sit at the wheel of their car, they are certain they know what colour is. It’s the red traffic light in front of them, the garish yellow hatchback in the next lane, or the green verge ...

For a few months now, I’ve been treating six-year-old Samuel, who has the beginnings of myopia. He’s very quick for his age and often asks me questions about tests I give him, and about what I see ...

Add Yahoo as a preferred source to see more of our stories on Google. By firing lasers into the participant’s retinas, researchers claimed to have stretched the colour palette to identify a new, ...