Did We Summon 3I/ATLAS? | Documentary For Sleep

Transcript

In 1974, we aimed a radio telescope at star cluster M13 and transmitted humanity's first intentional message to aliens. It was ceremonial. M13 is 25,000 lighty years away. But what we didn't anticipate were the closer neighbors who might have already been listening to our accidental broadcasts. Indeed, for 123 years, humanity has been talking to th... Read More