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This Central Intelligence Agency report, released via the CIA Reading Room, transmits an unevaluated firsthand account of an unidentified flying object seen ov…

This document is a single-page 'Service to Service' intelligence letter dated 10 May 1982, apparently addressed within a Western intelligence liaison channel (…

This 5-page redacted Department of War memorandum records the personal account of 'Witness 5,' a federal law enforcement special agent who, with a partner spec…

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…

This CIA memorandum for the record, dated 23 February 1967, recounts the 20 February 1967 visit of Dr. Edward U. Condon and four members of his University of C…

This unclassified extract from the CIA journal Studies in Intelligence, authored by Major Hector Quintanilla, Jr., surveys the history and methodology of offic…

This file is a standardized U.S. Navy 'Range Fouler Debrief Form' used to record circumstances surrounding an unauthorized intrusion into controlled airspace d…

According to the releasing agency, this declassified FBI office memorandum, dated April 17, 1958, was authored by Special Agent Robert Reynolds of the Detroit…

This three-page unclassified memorandum, dated 12 June 1995, was written by the CIA's Office of Research and Development (ORD) for CIA Public Affairs. It annou…

This file is a CIA internal handbook annex describing the '201 System,' the Agency's method for identifying, filing, and controlling information on persons of…

This CIA document, released through the agency's online reading room, consists of an internal letter dated around 29 May 1958 addressed to a scientist (apparen…

Released as part of a U.S. Department of War (war.gov) UAP records disclosure, this 66-page file documents the Federal Bureau of Investigation's Newark Field O…

This document is a standardized U.S. military Mission Report (MISREP 10194673), classified SECRET//REL TO USA, FVEY and heavily redacted, released by the U.S.…

This two-page memorandum for the record, dated 8 May 1967, was released through the CIA's electronic reading room. It documents a UFO briefing presented at 070…

This file is Part 3 of a multi-part COVID-19 records release published by the Office of the Director of National Intelligence and declassified by DNI Tulsi Gab…

According to the releasing agency, this PDF contains a digital rendering — an artistic interpretation — of a 2022 incident potentially involving unidentified a…

This nine-page technical paper, dated 23 March 1994 and produced by the Cognitive Sciences Laboratory of Science Applications International Corporation (SAIC)…

This document is a scientific paper prepared by the Cognitive Sciences Laboratory of Science Applications International Corporation (SAIC) in Menlo Park, Calif…

Office Memorandum * UNITED STATES GOVERNMENT TO ‘Assistant Director, Sclentific Intelligenca = DATE: April 1958

This CIA document, released via the CIA Reading Room, is an internal memorandum framed around three questions concerning UFOs, using the answers as sub-heading…

This file is the cover page of the Office of the Director of National Intelligence (ODNI) Annual Statistical Transparency Report (ASTR) regarding the Intellige…

This file is a standardized U.S. Military Mission Report (MISREP 4782130) released by the Department of War in its UAP data set. The report records a planned a…

This CIA-released record is a Standard Form 30 'Amendment of Solicitation/Modification of Contract,' modification number P00003 with an effective date of 30 Ju…

This two-page CIA Office of Scientific Intelligence memorandum, dated 15 March 1949, is addressed to Dr. Machle from Dr. Stone and concerns the subject of 'Fly…