Phantom Signals
Touching the Void
Season 1 Episode 2
Cameras capture an entire city floating in the sky. A never before seen signal coming from under a tiny island off the coast of Africa. A powerful radio beam from deep space reaches Earth only to vanish and never return. Could this have been a message?
Phantom Signals airs on Sky History 2 at 5:00 PM, Friday 18 April. (Subtitles.)
Topics
Education ➝ Science ➝ Factual Topics
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