The colors of rubies and emeralds are so striking that they define shades of red and green – ruby red and emerald green. But ...

The post New Study Shows That Blind People’s Perceptions And Associations Of Color Are The Same Thanks To Language first on ...

While there may be no definite consensus on how red and green became the official colors of Christmas, there are a few interesting explanations.

But if you’ve done any reading about the future of energy, you’ve likely seen it identified by a number of different colors—ranging from turquoise and aqua to green, yellow, and red.

Before that, the color distinction would switch each presidential election cycle. Here's a look at how red and blue became the colors of the election and why it changed to signify certain parties.

Cone monochromacy: It happens when 2 of your 3 cone cell photopigments -- red, green, or blue -- don’t work. When only one type of cone works, it’s hard to tell one color from another.

Some red algae exhibit structural color that gives their growth tips a blue hue and the rest of their bodies including their fruiting structures a white hue. Moreover, since the color-producing ...

Eclipses change the light around us, leading to unusual sights. Monday's solar eclipse also brings a chance to see crescent shapes in shadows and pinholes, as the moon moves in front of the sun.

Green, red, white and black are the four colors of Islam, so you see those a lot in Northern Africa.” How many countries in the world have red, white, and blue flags?