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This three-page CIA memorandum, dated 8 December 1953 and originating from the Office of Scientific Intelligence (O/SI), reports on a consultant's review of th…

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The FBI's 62-HQ-83894 case file includes investigative records, eyewitness testimonies, and public reports concerning Unidentified Flying Objects and flying di…

This document set comprises an Evaluation Study of the Phenomenon (Flying Saucers) and associated internal Army routing slips, memoranda for record, and coordi…

This two-page CIA memorandum, apparently dated around 10 December 1951, documents an interview between a CIA officer and an unnamed individual who held photogr…

This 1956 CIA Information Report describes flying object sightings reported by a Budapest-based sub-source, including a sketch showing the objects' suspected f…

PROTON ET TINT STET: BEPC INT ETOP LTe PRT Te OO CNPC P POR TS OTP TPTE PT ETH

This document is a clipping from the Arizona Republic newspaper reporting on remarks by Dr. James E. McDonald, senior physicist in the Institute of Atmospheric…

This declassified CIA information report, distributed January 1954, aggregates translated excerpts from foreign daily newspapers reporting sightings of unident…

This single-page CIA document, released through the agency's online reading room, summarizes Soviet press and radio treatment of the 'flying saucer' phenomenon…

PLUS: Features-Photos- Current Sightings Answers to Your Questions

This document is Serial 153 within FBI Headquarters classified case file 62-HQ-83894, an internal-security-classified matter concerning "flying saucers"/Uniden…

This CIA Central Intelligence information report (No. 00-W-23682), dated 5 August 1952, reproduces a foreign-document translation drawn from the Athens Greek-l…

i PEMORANDUY FOR RECORD SUBJ Flying Saucers Prodl 1. Ab an informal discussion between Poy, “AD/IG, “and Acting GY AD/SI, it was agreed that_the saucer v prodl…

This two-page CIA reading-room document reproduces a translated account originating from the Swedish newspaper Stockholms-Tidningen, page 1, dated 20 January 1…