10/29/2026
Dark Matter Ā· history-instruments

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

Filed by Dr. Kai Vega
A Brief-ish History of METI. Part II: From Interplanetary to Interstellar
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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Dr. Kai Vega
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A Brief-ish History of METI. Part II: From Interplanetary to Interstellar ā€” Dark Matter