The color—dubbed “olo”—was witnessed during an experiment in which U.S.-based researchers had laser pulses fired into their eyes to stimulate specific cells in the retina, according to ...

Scientists at the University of California, Berkeley, who have witnessed the new color they dubbed "olo" described it as a deep, rich blue-greenish hue that can't be seen with the naked human eye.

Scientists say they’ve discovered a new color called "olo," seen only by five people using laser-based retinal stimulation. The color was created by targeting a single type of cone cell in the ...

Scientists recently announced they have discovered a new, never-before-seen color called olo—but most of us still won’t be seeing it anytime soon. Last Friday, a team of researchers published ...