Project Blue Book: USAF UFO Study (1952–1969)
Discover the mysteries of Project Blue Book and its mysterious "Unknowns" cases, led by Edward Ruppelt during 1952-1969. Explore the USAF's study…
22 Jul 2026
4 min
Filtered view
Discover the mysteries of Project Blue Book and its mysterious "Unknowns" cases, led by Edward Ruppelt during 1952-1969. Explore the USAF's study…