UC Berkeley SETI researcher Andrew Siemion and his colleagues have put an upper limit on the number of civilizations in our galaxy that are capable of giving us a call. He’ll explain their reasoning and provide other search updates.Learn more about your ad choices. Visit megaphone.fm/adchoices
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Fler avsnitt av Planetary Radio: Space Exploration, Astronomy and Science
Visa alla avsnitt av Planetary Radio: Space Exploration, Astronomy and SciencePlanetary Radio: Space Exploration, Astronomy and Science med The Planetary Society finns tillgänglig på flera plattformar. Informationen på denna sida kommer från offentliga podd-flöden.
