Photoshop CC 2014 tutorial showing how to brighten, enhance and change the color of eye irises. Shutterstock image #1: ID# ...

Osaka Metropolitan University researchers have elucidated how a single photoreceptor in the pineal gland of zebrafish detects ...

Do you have blue eyes? We talked to experts to discover curious facts about baby blues, including whether your biological ...

Advances in cosmetic surgery let people permanently change their eye color, and they’ll pay thousands for a new hue. Doctors disagree on whether it’s safe.

We see color because photoreceptor cones in our eyes detect light waves corresponding to red, green, and blue, while dimness ...

Argyria is caused by a buildup of silver in the body, which discolors the skin.

Like Trump, Vance’s face also reflected a supernatural glow and a ghoulish gleam that painted his face in an entirely ...

The retina uses "cones," a specific type of photoreceptor, to differentiate color, according to the American Academy of ...

Lions WR Amon-Ra St. Brown showed up for the Pistons vs. Warriors game on Thursday night in Detroit. St. Brown was rocking ...

The beautiful hues and plumes of birds have long drawn the attention and interest of mankind. But, do we really know the true ...

Tesla launched the refreshed Model Y in Asia Pacific with a new Glacier Blue paint that was widely appreciated, but Pure ...