File Explorer

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 three-page document from the CIA's electronic reading room profiles the National Investigations Committee on Aerial Phenomena (NICAP), characterizing it a…

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 216-page NASA file compiles memoranda, correspondence, scientific reports, and verbatim debriefing transcripts concerning contemporary scientific interest…

This file is Project Blue Book Special Report No. 14, dated 5 May 1955 and produced by the Air Technical Intelligence Center at Wright-Patterson Air Force Base…

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

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

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This declassified CIA cable, released via the CIA Reading Room, reports on a face-to-face contact with Leon Davidson while he was in Chicago for a scientific m…

This two-page CIA internal memorandum, addressed to the Deputy Director for Coordination and signed within the Office of Scientific Intelligence, follows up on…

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…

This CIA memorandum for record, dated 3 December 1952, recounts the author's meetings the previous morning with Dr. Julius A. Stratton (Executive Vice Presiden…

This file is a Central Intelligence Agency Inspector General 'Report of Inspection of MKULTRA/TSD' dated 26 July 1963, released by the National Security Archiv…

This document is an excerpt from the Apollo 17 Crew Debriefing for Science, held January 8, 1973, at the Manned Spacecraft Center in Houston, Texas (document n…

This CIA-released document is an internal memorandum written by Edwin C. May, Ph.D., of the Cognitive Sciences Laboratory at Science Applications International…

This declassified memorandum, dated 19 October 1955 and released via the CIA reading room, discusses a reported sighting of two unconventional aircraft. The ob…

This CIA memorandum, addressed to the Director of Central Intelligence and signed by Herbert Scoville Jr. (Assistant Director, Scientific Intelligence), offers…

Data Furnished by: Col. Leo A. Kiley, Commawler Iloerlin, Deputy Commaner * Heraz= J. Scott, Deputy Ccander Dr. F. C. Gilbert, Deputy Commander F. Stre~bla, Co…

This single-page letter, dated February 23, 1995, is from Harold Rosenbaum, President of Defense Group Inc. (DGI) of Burlington, MA, addressed to Glenna Hughes…

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 CIA memorandum, dated 26 March 1956, was authored by Robert Amory, Jr., Deputy Director/Intelligence, and addressed to the Assistant Director/Scientific I…