File Explorer

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, this file is a transcript of a 1949 conference convened at Los Alamos Scientific Laboratory (now Los Alamos National Laborat…

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 two-page CIA Office Memorandum, dated 3 July 1953, was authored by the Chief of the Physics & Electronics Division of the Office of Scientific Intelligenc…

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

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

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…

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…

IN THE lobby of the Flamingo Hilton, Las Vegas, slot machines—one armed bandits—stretch in serried ranks to the far horizon. Hanging over the machines nearest…

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

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…

detailed factual archival summary. ...The is a CIA internal memorand, dated 25 January1965...

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

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

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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 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…