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Mar 2023
30m 47s

Lights Out

SMITHSONIAN INSTITUTION
About this episode
Most people in North America can't see the Milky Way. The reason? We're ensconced in a luminous fog of artificial lighting 24/7. The evolution of lighting technology over the last century has made it possible to live, work, and play at any hour - day or night. But light pollution affects all life on earth, from humans to plants and insects. So, how did we fi ... Show More
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