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 ...

Researchers have devised a technology that can bring true color to infrared imaging systems, like the one the Predator used to track Arnold Schwarzenegger through the jungle. Rather than creating ...

Researchers have demonstrated the first planar lens that works with high efficiency within the visible spectrum of light -- covering the whole range of colors from red to blue. The lens can resolve ...

Scientists have used a new lens to focus all the colors of the rainbow into one point. This is the first time a single lens has been used to focus the entire spectrum of light, including white light.

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Michael J. Murdoch, Rochester Institute of Technology (THE CONVERSATION) Advertisement ...