File Explorer

This CIA information report, released through the CIA Reading Room, documents a reported sighting of an unidentified flying object in the Shakhty/Rostov region…

This CIA memorandum for the Deputy Director of Central Intelligence (D/CI) provides a chronological review of the Air Force's requests to declassify CIA materi…

This unclassified CIA document (sequence CSB91554381) is a translated/abstracted foreign-press report drawn from the Soviet newspaper Pravda Vostoka. It report…

This unevaluated CIA intelligence report gathers translated newspaper accounts of unidentified flying object ('flying saucer') sightings published in various f…

According to the releasing agencies, this is a 1971 Australian Department of Defence intelligence and scientific review of the United States Air Force Project…

Leading Soviet newspapers and journals have recently begun publishing an increasing number of articles and news reports on sightings of unidentified flying obj…

This 55-page FBI file, released by the U.S. Department of War, details the Bureau's Seattle office handling of civilian and military reports of Unidentified Fl…

This declassified CIA memorandum, dated 9 January 1953, addresses the recruitment of two scientists as ad hoc consultants to the Office of Scientific Intellige…

This CIA Reading Room document is a one-page memorandum dated 9 December 1952, authored by W. E. Graham and addressed to DAD/SI, on the subject of 'FCC Monitor…

This two-page CIA memorandum, dated 29 May 1953, discusses questions received from Leo (Leon) Davidson directed at Bob Robertson and 'Lloyd' regarding their ac…

This U.S. Air Force fact sheet (95-03), current as of June 1995, describes Project Blue Book, the Air Force program that investigated Unidentified Flying Objec…

According to the U.S. Department of War release (attributed on the hosting page to the Department of State), this two-page memorandum dated July 28, 1952 relat…

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This two-page CIA Memorandum for Record, dated 30 January 1953, records a briefing of the Office of National Estimates (ONE) Board concerning Unidentified Flyi…

According to the releasing agency (U.S. Department of War, sourcing the CIA), this file contains 1952–1953 correspondence and reports from the Scientific Advis…

According to the CIA, this August 1967 document reports on conversations held with Soviet scientists on the subject of unidentified flying objects during a US…

This file is part of the FBI Headquarters case file 62-HQ-83894, which the releasing agency describes as containing investigative records, eyewitness testimoni…

This CIA/OSI memorandum for file, dated 21 January 1953, documents the meeting of an ad hoc scientific advisory panel — later known as the Robertson Panel — co…

This 178-page file, released by the U.S. Department of War (via war.gov) in release 3 of its UFO document collection, compiles unidentified flying object incid…

This file is a scanned three-page document hosted in the CIA's public Electronic Reading Room (FOIA/CREST collection). The optical character recognition of the…

This December 1953 memorandum provides a status update on the Air Force's UFO project activities, including ongoing intelligence operations, equipment procurem…

This document is Serial 403 of the FBI Headquarters case file 62-HQ-83894, released by the U.S. Department of War/FBI. According to the releasing agency, the o…

This CIA Office of Scientific Intelligence memorandum for record, dated 18 December 1952 and signed by H. Marshall Chadwell, Assistant Director of Scientific I…

This CIA office memorandum, dated 31 March 1953 and authored by C. Durant for addressee P.G. Strenz, addresses the administrative handling of Unidentified Flyi…