UAPs, the Tic-Tac Incidents, and the Fermi Paradox: Observations, Explanations, and the Limits of Proof
To the point
Most unidentified aerial phenomena have earthly explanations or are unresolved due to limited data, and while alien life could exist, the evidence so far points to human technology and perceptual limits rather than proven visits.
The Extraterrestrial Species Almanac: The Ultimate Guide to Greys, Reptilians, Hybrids, and Nordics (MUFON)
Craig Campobasso
After the Flying Saucers Came: A Global History of the UFO Phenomenon
Greg Eghigian
UFO Crash Retrievals: The Complete Investigation
Leonard Stringfield
Gskyer Refracting Telescope
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