EAN: 9780387734538

Bilder-Quelle: discount24.de - Sport-Freizeit

Explore the challenges in searching for evidence of extraterrestrials. The book is the first to examine electromagnetic frequencies besides RF and microwave as signal sources taking into consideration all the ways that extraterrestrials might communicate.

Produktinformationen zuletzt aktualisiert am
21.09.2026 um 13:17 Uhr

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