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Archive: July 2025 (3 Posts)

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From Sputnik to Seismology to Solar Power: The International Geophysical Year

Posted by: Lena Mattson

On July 1, 1957, an unprecedented period of global scientific collaboration known as the International Geophysical Year began. Artificial satellites were launched, planetary weather observations were made for the first time, the understanding of plate tectonics was established, and more. Learn how the Army Map Service played a critical role during the IGY, providing the calculations that launched the U.S. into the space race.