July 10th, 2021 | |
| 1. | From flying boats to alien visitors – a brief cultural history of UFOs (theconversation.com) (26) (434) |
July 1st, 2021 | |
| 1. | US intelligence report on UFOs: No aliens, but government transparency and desire for better data might bring science to the UFO world (theconversation.com) (26) (4905) |
June 15th, 2021 | |
| 1. | Do aliens exist? We asked five experts (theconversation.com) (26) (4905) |