Text: "The mystery of the cosmic gamma-ray zaps." Mysterious, enormously energetic gamma ray pulses detected by Vela satellites in multiple simultaneous events. Detected as early as 1969. Refers also to Science News: June 19, 1973, p. 369. 27 such events recorded by the Vela satellites since 1969. Several per year. Directions have been determined for about nine of the events, and there is a roughly even distribution of directions. Science News. 105(22), June 1, 1974. p. 357-358.

See Also: Vela satellites, gamma radiation, radiation measurements, gamma ray bursts, anomalies, nuclear warning, nuclear tests, sensors.

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