The eye is essentially a biological camera. It uses the light around us to create spectacular images that help us navigate ...

Color vision deficiency (CVD) affects a significant portion of the global population, undermining the ability to reliably discriminate between certain hues. Recent research has focused on both ...

A large electronic health record study suggests that difficulty recognizing painless blood in urine may delay diagnosis and worsen long-term survival for bladder cancer patients with color vision ...

Scientists reconstructed 500 million years of evolutionary history to reveal which came first: colorful signals or the color vision needed to see them. The natural world is awash with color, and many ...