The clouds looked like someone had taken a hole punch to the sky. This unusual phenomenon isn ... They're so big that you can see them from the ground and in space. From the ground, they can ...
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Photos show light pillars in the Pittsburgh-area sky. Here's why the rare phenomenon happens.According to NASA, these ice crystals usually evaporate before reaching the ground. During freezing temperatures ... And the higher the ice crystals are in the sky, the higher the light pillars ...
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