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flag US scientists claim discovery of a new color, "olo," through laser stimulation of the retina, expanding human color vision.

flag US scientists claim to have discovered a new color called "olo," described as a highly saturated blue-green, by stimulating specific cells in the retina with lasers. flag The experiment, published in Science Advances, involved five participants and resulted in the perception of a color beyond the normal human color range. flag While some experts question if "olo" is truly a new color, the research could lead to advancements in understanding color vision and potentially treating color blindness.

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