February 28th, 2026 | |
| 1. | SETI: From Project Ozma to Private Surveys—Targeted and Systematic Approaches in the Search for Extraterrestrial Intelligence (britannica.com) (4) (1939) |
February 7th, 2026 | |
| 1. | 1981 Trans-en-Provence UFO Incident: Bulging Disk, Ground Circles, and Unexplained Plant Effects (britannica.com) (4) (587) |
January 12th, 2026 | |
| 1. | Unidentified Flying Object (Ufo) | History, Sightings, & Facts (britannica.com) (4) (1939) |