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The Conversation USA

If everyone in the world turned on the lights at the same time, what would happen?

  • Written by Harold Wallace, Curator, Electricity Collections, National Museum of American History, Smithsonian Institution
imageThis combined satellite image shows how Earth's city lights would look if it were night around the entire planet at once. White areas of light show cities with larger populations.NASA/Goddard Space Flight Center

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Read more: If everyone in the world turned on the lights at the same time, what would happen?

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