Hans Hoffman declared our entire being nourished by it, Henri Matisse saw it as a means of liberation, and Josef Albers observed that we can never really perceive what it is physically. How these and ...

This segment originally aired in December 2023. It aired again in March 2025. Every other Friday on Morning Edition, the Outside/In team answers a question from a listener about the natural world.

White light can be blinding, cold, unforgiving. Our physical reality often finds it too much as well, splitting it apart any chance it gets. Plants are green because such wavelengths of light help it ...

People love the rainbow of ROYGBIV colors: red, orange, yellow, green, blue, indigo and violet. Human eyes perceive visible light as this array of colors. You may notice that some colors you can ...

"Although the familiar Voyager 2 images of Uranus were published in a form closer to 'true' color, those of Neptune were, in fact, stretched and enhanced, and therefore made artificially too blue." ...

Colors are one of the first things people learn about in school. Well, you might have to start re-learning. At least, when it comes to one color people think is on the spectrum. Popular Mechanics ...