Add Yahoo as a preferred source to see more of our stories on Google. The sheer variety of color options for sunglasses lenses can make choosing a pair feel overwhelming. Summer days and outdoor ...

There are millions of them in our eye’s retina—special photoreceptor cells known as rods and cones that allow us to perceive a wide range of light intensities and colors. "There is a critical need to ...

Scientists in California claim to have discovered a new jaw-dropping color no human has ever seen before. The catch? You have to zap your eyes with laser pulses to see it. Five scientists at the ...

BERKELEY, Calif. (WKRC) - A group of scientists claimed they discovered a new color, but it can only be seen by getting shot in the eye with a laser. The researchers behind the study, which was ...