The blue color of the daytime sky results from Rayleigh scattering, where atmospheric atoms and molecules preferentially scatter the blue wavelengths of sunlight more than red, rather than being the ...

When it comes to spectacular displays of color, birds are obvious standouts in the natural world. Many brightly colored birds get their pigments from the foods that they eat, but that's not true of ...

Dogs may be human’s best friend, but canines have a very different view of the world around them. In particular, they see only in shades of blue and yellow — at least that's according to one online ...

Editor’s Note: This feature is part of Colorscope, an award-winning series exploring our perception of color and its use across cultures, one shade at a time. See more here. It’s the color of the ...

There are three main types of color vision deficiency: red-green, blue-yellow, and complete. Color blindness, or color vision deficiency, affects the way you perceive color and can make it hard to ...

Davinia Beaver does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...