GOFAST: how camera motion changes the story
Comparing the public clip, the official assessment and the limits of what can be concluded about an unknown object.
Atlas of mysteries
Items: 143UFOs and UAP
Sightings, declassified records and video analysis.
UFO / UAP: what counts as evidence?
An authentic recording, an unidentified object and extraterrestrial technology are three different claims. Each requires different evidence.
Area 51: secret aircraft, documents and legends
What the open history of Groom Lake establishes, what it does not prove, and why secrecy alone is not evidence of visitors from space.
AARO: a historical review of UAP investigations
An open report on investigated programmes and claims, whose findings must be read within their stated scope.
An explanation existsOfficial historical review
NASA publishes its independent UAP report
A document about data quality and research methods, not confirmation of alien craft.
An explanation existsPublic scientific report
GOFAST: screen speed and the parallax effect
A useful case in which apparent speed depends on camera motion and distance.
An explanation existsAtlantic off the US east coast
GIMBAL: image rotation and the limits of a clip
The well-known infrared clip requires distinguishing sensor imagery from the motion of an object.
Insufficient evidenceAtlantic off the US east coast
Stephenville: testimony, a corrected statement and FAA radar data
The January 8, 2008 reports led to disputed military statements and a civilian analysis of radar data obtained through FOIA. The records' existence does not itself confirm an extraordinary …
Under reviewStephenville and Dublin, Erath County, Texas
FLIR / Nimitz: what the recording actually shows
One of three historical Navy clips officially released by the Pentagon in 2020.
Insufficient evidencePacific Ocean off the US west coast
Project Condign: a classified assessment, a defence question and a plasma hypothesis
A 2000 Defence Intelligence report assessed the military relevance of UAP reports. Its proposed plasma mechanisms are not established explanations for every sighting.
Under reviewUK airspace; Ministry of Defence assessment