Text: "Radio signals before quakes?" Six days before the catastrophic Chilean earthquake occurred on May 22, 1960, an unusually large electromagnetic emission was recorded by several widely spaced radio astronomy receivers in the Northern Hemisphere. Association of emitted electromagnetic energy with large earthquakes. Science News. 121(12), March 20, 1982. p. 200.

See Also: Earthquake emissions, scalar electromagnetics, natural scalar interferometry, artificial scalar interferometry.

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