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A Brief-ish History of METI. Part II: From Interplanetary to Interstellar

Summary by Universe Today
The latter half of the 20th century saw a major expansion of the Search for Extraterrestrial Intelligence (SETI), accompanied by corresponding advances in Messaging Extraterrestrial Intelligence (METI). A key development was the first interstellar SETI and METI experiments: Project Ozma and the Arecibo Message.

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Universe Today broke the news in Courtenay, Canada on Thursday, October 29, 2026.
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