By stimulating certain cones with extreme precision, scientists can help humans perceive a new color that defies all ...

Scientists have created a color that lies outside the range of normal human vision. Using laser pulses to stimulate specific ...

Researchers behind a recent study claim to have discovered a new color that the natural, naked eye cannot perceive — 'olo,' a ...

Just when you think you've seen it all, researchers claim to have developed a way for people to see a color the human eye has ...

Scientists in the U.S. may have discovered a new color, "olo," never before seen by the human eye using a specialized device.

Using an experimental technique called "Oz," researchers stimulated the human retina such that people saw a brand-new color.

You’ve probably seen every color in the rainbow—until now. Scientists say they’ve unlocked a hue the human eye was never ...

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

A group of American scientists has claimed to have discovered a new, never-before-seen color after an experiment saw them ...