You might say it’s just a pigment of your imagination ...

We live in a world ablaze with colour. Rainbows and rainforests, oceans and humanity, Earth is the most colourful place we know of. But the colours we see are far more complex and fascinating than ...

Physicists and vision scientists are lining up behind a provocative claim: the rich color we call purple is not a property of light at all, but a story the brain tells itself. Light in the real world ...

In the first episode, Helen seeks out the colours that turned planet Earth multicoloured. To investigate the essence of sunlight Helen travels to California to visit the largest solar telescope in the ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Michael J. Murdoch, Rochester Institute of Technology (THE CONVERSATION) Advertisement ...