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Resources by Robert Sheaffer
| Resource |
Categories |
Published |
| "The UFO Bubble Goes Pop." |
Blogs, Criticisms of / skeptical explanations for, UFOs, alien encounters and extraterrestrial life |
2022-12-04, 02:48 AM |
| Quintillions and Quintillions of Alien Probes - Or None at All? |
Blogs, Criticisms of / skeptical explanations for, UFOs, alien encounters and extraterrestrial life |
2022-11-19, 09:14 PM |
| The Enigma of the Calvine-Like UFO Photos |
Blogs, Criticisms of / skeptical explanations for, UFOs, alien encounters and extraterrestrial life |
2022-09-27, 09:19 PM |
| Whither Calvine?? |
Blogs, Criticisms of / skeptical explanations for, UFOs, alien encounters and extraterrestrial life |
2022-09-11, 08:18 PM |
| Calvine 1990 Photo: Missing Rumored 'Most Spectacular' UFO Photo Found! |
Blogs, Criticisms of / skeptical explanations for, UFOs, alien encounters and extraterrestrial life |
2022-08-16, 07:23 PM |
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