A team of American researchers say they've discovered a colour called "olo" that's never been seen by the human eye before.

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"Olo" is said to be a saturated blue-green - but some say the existence of a new colour is "open to argument".

A team of scientists claim to have discovered a new colour that no human has ever seen before. But what does ‘The Wizard of ...

Scientists claim to have discovered a 'new colour' never witnessed before by humans. The new discovery followed an experiment ...

A device has enabled people to see a new a shade of blue-green, which they say is more intense than any experienced before ...

Some spots, such as The Highway, allow spectators to watch the runners go past them twice. Tower Bridge is also a hot spot ...

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The human eye typically perceives colour through a combination of signals ... John Barbur, a vision scientist at City St. George’s, University of London, explained to the BBC that “if, for ...

Apparently, there's a colour that humans have never seen before which has been discovered by scientists. A team of scientists ...

Scientists in the United States claim to have discovered a new colour, "olo", through targeted laser stimulation of the eye.

The human eye perceives colour via three types of photoreceptor ... a research associate at the department of life sciences at Imperial College London, told Al Jazeera. The part of the brain ...