The author also interviews Kevin Knuth and Wes Watters, co-authors of a study that refutes (or at the very least is highly critical of) some of Villareol’s claims. The study is entitled “Critical Evaluation of Studies Alleging Evidence for Technosignatures in the POSS1-E Photographic Plates” and available on Arxiv: https://arxiv.org/abs/2601.21946
![Hur ska forskare känna igen en utomjordisk farkost? [How shall researchers recognize an alien craft?] Swedish article on B. Villareol’s research](https://www.ufofeed.com/wp-content/uploads/2026/02/BCBMLdq8TaoxQ6NukbC25JOt3WZhOXFclIPg477L7pE-1536x922.jpeg "Hur ska forskare känna igen en utomjordisk farkost? [How shall researchers recognize an alien craft?] Swedish article on B. Villareol’s research")
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Submission statement. The text is written by Anna Davour for the Swedish publication *Forskning & Framsteg* [Research & Progress]. An english translation is found here: https://fof-se.translate.goog/artikel/hur-ska-forskare-kanna-igen-en-utomjordisk-farkost/?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=no&_x_tr_pto=wapp
The author also interviews Kevin Knuth and Wes Watters, co-authors of a study that refutes (or at the very least is highly critical of) some of Villareol’s claims. The study is entitled “Critical Evaluation of Studies Alleging Evidence for Technosignatures in the POSS1-E Photographic Plates” and available on Arxiv: https://arxiv.org/abs/2601.21946