Declassified 1949 Los Alamos Green Fireball Conference: Early U.S. Government Inquiry into Unexplained Aerial Phenomena

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Declassified records reveal that in 1948–49 Los Alamos physicists Edward Teller, Norris Bradbury, and Lincoln LaPaz debated green fireball sightings near nuclear facilities, fueling an early government study of unexplained aerial phenomena and later releases of UAP files.

Declassified green fireball records raise questions about 1949 sightings
newsweek.com

Declassified green fireball records raise questions about 1949 sightings

Newly declassified 1949 Los Alamos records detail scientists’ baffling encounters with bright green “fireball” phenomena.