Being able to see colours is a blessing. However, not everyone has the luxury. Not that people with colour blindness, also known as colour vision deficiency, literally see black and white, but they ...

Colour blindness, or colour vision deficiency (CVD), is a condition that affects a person’s ability to perceive colours accurately. While it is commonly believed to render individuals "blind" to ...

The most common types of color blindness, or color vision deficiency, are genetic. However, other types may develop due to injuries, eye diseases, health problems, and side effects of treatment.

There are three main types of color vision deficiency: red-green, blue-yellow, and complete. Color blindness, or color vision deficiency, affects the way you perceive color and can make it hard to ...

A new study from the University of Arizona reveals that color vision in animals evolved around 500 million years ago, much earlier than the appearance of colorful fruits and flowers. The research, ...

The science behind the colours of a rainbow is a reminder of the wonders of the original quantum designer In the fifth instalment of his exclusive monthly series for the South China Morning Post, ...