Wonderful World of Color
What causes color? This nicely illustrated Web site offers vivid explanations of the different ways in which color arises when light interacts with matter.
Go to: http://webexhibits.org/causesofcolor/
You can read this article for free.
Here’s why you should subscribe anyway.
To celebrate our centennial, we have made our entire archive available for free. But quality journalism comes at a price. Support the next century of science journalism. Subscribe to Science News for as little as $2.99 a month.