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 ...

For the past six years, the Danish-Icelandic artist Olafur Eliasson has been working with a color chemist to produce paint pigments that correspond to each nanometer of the visible light spectrum.

Source: Wikimedia Commons / Frederic Edwin Church / 1866. Fine Arts Museums of San Francisco How many colors are in the rainbow? Seven said Sir Isaac Newton. Of course, Newton knew that a spectrum is ...

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 ...