Is your green my green? Probably not. What appears as pure green to me is likely to look a bit yellowish or bluish to you. This is because visual systems vary from person to person. Moreover, an ...

This story is part of a series on the current progression in Regenerative Medicine. This piece is part of a series dedicated to the eye and improvements in restoring vision. In 1999, I defined ...

The University of Liverpool is part of a new study that reveals for the first time how particular scents can influence our perception of color. In a paper, titled "Odors modulate color appearance," ...

Using adaptive optics, scientists have identified elusive retinal ganglion cells in the eye's fovea that could explain how humans see red, green, blue, and yellow. Scientists have long wondered how ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this story: Because our eyes perceive color ...

🛍️ Amazon Prime Day: The best deals chosen by our editors 🛍️ By Jennifer Byrne Published May 6, 2026 9:02 AM EDT Add Popular Science (opens in a new tab) More information Adding us as a Preferred ...

Think about the colors of the world around you—the blue of a cloudless sky, the green of a new leaf, the blazing red of a tulip’s petals. We see these colors because of the way our eyes work. But what ...

Scientists have long wondered how the eye's three cone photoreceptor types work together to allow humans to perceive color. In a new study in the Journal of Neuroscience, researchers at the University ...