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 file is a collection of U.S. Government memoranda and correspondence relating to “Project Sign,” a 1948 U.S. Air Force program to investigate reports of h…

This 85-page compilation, released by the U.S. Department of War as part of its UAP records release, documents the work of the USAF Scientific Advisory Board's…

According to the releasing agency, this file is a collection of U.S. Government memoranda and correspondence concerning 'Project Sign,' a 1948 U.S. Air Force p…

This file contains an initial report from the Air Materiel Command regarding Project Sign. Project Sign was a 1948-1949 U.S. Air Force program to investigate t…

This file, released by the U.S. Department of War, contains a U.S. Air Force Air Intelligence Division study titled 'Analysis of Flying Object Incidents in the…

This file is a scanned handwritten letter released by the U.S. Department of War as item DOW-UAP-D096 within a collection of correspondence relating to Project…

Released by the U.S. Department of War as item DOW-UAP-D096, this file contains correspondence concerning Project Blue Book, the U.S. Air Force's UFO investiga…

This 67-page document is a USAF Air Intelligence Division analysis, 'Analysis of Flying Object Incidents in the United States,' Study No. 203, dated 10 Decembe…

This file, released by the U.S. Department of War in a 2026 UFO records disclosure, is a Department of the Air Force document associated with the USAF Scientif…

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…

This CIA Information Report, dated 1968 and classified Confidential/No Foreign Dissem/Controlled Dissem, compiles particulars of seven sightings of unidentifie…

According to the releasing agency, this file is an initial progress report produced by the Air Materiel Command concerning Project Sign, a 1948–1949 U.S. Air F…

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This image is a page from DOW-UAP-D094, a USAF Air Intelligence Division study titled 'Analysis of Flying Object Incidents in the United States,' Study No. 203…

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

This 205-page PDF is Section 7 of the FBI's central UFO case file (62-HQ-83894), released by the U.S. Department of War / FBI. According to the releasing agenc…

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…

,4C CIA memter internal memPhysics and Electronics division memto the assistant Director for Scientific Intelligence, dated December 1953, summarizing the curr…

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

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

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

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…