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How the Eye Functions - Diagrams of structure of the human eye. How light waves are refracted by lens of eye & focused on the retina. The lens, its position & changes in curvature. Monocular & binocular vision, retina and function.

Another video on infrared light.

Looking at water and ice with infrared light helps us understand how light and heat are related.

A quick video introduction to infrared light and how it is different from visible light.

the new James Webb Space Telescope (JWST) is designed for detecting infrared radiation. This animation explains what infrared light is, and how the JWST will use it. Please rate and comment, thanks!

This links to the online collection of resources connected to a National Geographic Brain Games episode on color and the way that our brains perceive color. There are lots of neat interactive games and tasks that users can view and complete.

A great VSauce video that introduces colors and how they work. It also addresses why the sky is blue.