TELEVISION IN THE SKY
A Cathode Ray Tube and Aurora Creation Analogy
by Lynne Zielinski

Viewing the aurora is like looking at a giant television screen in the sky.  The colorful shimmering, shifting curtains of light produced on the Earth's atmospheric screen are similar to the images produced on the screen of a television or computer monitor.

Let's take a look at how your television or computer monitor is similar to how the Aurora Borealis (Northern Lights) and Aurora Australis (Southern Lights) are formed. 
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