Evidence Explorer

A report from S/Sgt William A. Brown detailing an unidentified flying object sighting at Shemya Air Force Base on March 29, 1949.

A report from the 5021st Air Base Squadron detailing an unidentified object sighted on March 29, 1949, near Shemya Air Force Base.

The document discusses the dangers of major tranquilizers prescribed to millions of Americans, highlighting their potential to cause severe mental health issues and brain damage.

The document reviews various reports of unidentified aerial phenomena (UAP) and provides an analysis of plausible explanations for these incidents, emphasizing the lack of definitive proof and the challenges in verifying sightings.

The document discusses the findings and recommendations regarding unidentified flying objects (UFOs), concluding that they do not pose a direct threat to national security and suggesting a reduction in the scope of investigations.

The document discusses the analysis of reports related to unidentified aerial phenomena (UAP), emphasizing the importance of accepting reports at face value while acknowledging potential psychological factors. It notes the prevalence of two public attitudes towards UAP: skepticism and belief in their existence. The investigator aims to treat each report as a…

This document appears to be a fragmented report discussing observations of various celestial objects and the lack of independent verification of these observations. It references incidents from January 1949 and mentions hypotheses regarding unidentified aerial phenomena.

This document appears to be a preliminary analysis of UAP incidents, categorizing them based on the evidence available and their likelihood of being astronomical in nature. It suggests a classification system for incidents based on the degree of certainty regarding their explanations.

The document presents an analysis of UAP incidents, categorizing them based on the likelihood of conventional explanations. A significant number of incidents remain unexplained, suggesting a need for further investigation.

This document discusses the need for scientifically and technically skilled personnel to conduct interrogations and investigations related to flying saucer incidents, emphasizing the importance of collaboration between interrogators and technical specialists.

The document appears to be a fragmented analysis related to aerodynamic characteristics and potential upper limits of unidentified aerial phenomena (UAP). It discusses various aspects of flight dynamics and references potential models for understanding UAP behavior.

The document discusses various sightings of unidentified flying objects (UFOs) and evaluates the possibility of them being weather balloons. Multiple observations indicate that the objects were likely not balloons due to timing, altitude, and flight patterns inconsistent with balloon behavior.

The document discusses various reports regarding unidentified aerial phenomena, primarily focusing on the possibility of misidentified weather balloons. It evaluates the likelihood of these objects being balloons based on wind patterns, release times, and radar reports.

…miles distant, and responsible for the “unusually loud roar", it is expected that numerous other re~ ports would have been received from this section of Maine, which is thickly populated. H2¥ Declassification Authority: NND 57565

… l, August 194.7, Sunset, near Bethel, Alaska, “4 y ond sf 4 rx “7 na et OMS (OF Bi Ue Mi estimated proport a and his co=pilot observed a black object of the design and approxim are} op Oy art nie 3 + ee Pee | H mM, , selage, flying at 500-1000 f£t altitude N.W. The oe en wry 1. a oink anc’) ann 4 IP Yh y ' 1 OX \{ £4 ; bie their path at right angle, and the…

…ton. One witness viewed nine “saucer-like discs" from the air calculated to be 20 to 25 miles distant, and 5-50 feet in length, (about 20 times as long a wide) which traveled 1:7 miles in 102 seconds (1700 MPH). Dr. Hynek calculated mathematically (see Appendix B) that assuming the estimate of distance to be accurate, in order to see such detail, the objects…

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…xtremities ao mn of the potential ce * 7 3 K eas a US WC uld rene ra fi ly Yadien Wellesrounded and conducting obj receive preference. These ons apply to cases which were classified hy the 1 j cs" but actually were cases of lmo's brush discharges). Ve een revorts by observers of "ball lightning™ the shat the vhenomenon appyeared to float through a room or ot…

…e investigations determine the angular position of the sun with respect to the unidentified object and the observer, Also determine the approximate time during which the object was in © Sight (this information was not available for more than half the reports). CONFIDENT LAL dy Declassification Authority: NND 57565

…e other half of the judgments varied from 500 miles an hour all the way to “terrifie", “tremendous”, "inomceivable®™ and "blue blazes". ¢ 5e Background against which viewed. The great majority of observers saw the object against a clear day or night sky. 6. Time of day sighted, About twoethirds as many observations were reported at night as in the day. There…