Radiation within the visible spectrum can appear black if it is low in power – more specifically, lower in power than its ...

Rainbows Rainbows are one of nature's most enchanting spectacles, forming beautiful arcs of color in the sky. They occur when ...

Imagine being at a big marquee event in an arena, like the Super Bowl, with the roar of the crowd, the smell of hot dogs, and a sea of jerseys all merging into one chaotic blur. While the frenzied ...

Another display of the northern lights could be visible this weekend in several U.S. states following a severe solar storm.

Even though emeralds and rubies are very different colors, they both have the same secret ingredient in their atomic ...

This is because plants only capture some of the sunlight for photosynthesis ... The same effect occurs with light beyond the visible part of the red color spectrum, in the frequency range of ...

Sunlight and incandescent light contain a broad range of wavelengths ... There are three types of cone receptors in your eye's retina that are keyed to different sections of the visible spectrum. Some ...

Black holes that have been obscured by clouds of dust still emit infrared light, enabling astronomers to spot them for the ...

Watch this video for an explanation of the visible spectrum.