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“The water argument is an ongoing argument which argues that life on other planets may not...Water argument
“Atmospheric beasts (also sky beasts or sky critters) are organisms which could hypothetically...Atmospheric beast
“A bioship is a theoretical type of UFO. However, unlike most craft, a bioship is an actual...Bioship
“The Kecksburg incident of Kecksburg, Pennsylvania, occurred on December 9, 1965. A large...Kecksburg incident