- A Mysterious 'Alien Beacon' Was Actually a False Alarm https://www.scientificamerican.com/article/a-mysterious-alien-beacon-was-actually-a-false-alarm/ 13 comments science
- Mysterious ‘alien beacon’ was false alarm. Radio signal seemed to originate from the star Proxima Centauri, and provided a helpful drill for future searches. https://www.nature.com/articles/d41586-021-02931-7 33 comments space