![Obrázek epizody The Silurian Hypothesis](https://i.actve.net/youradio_news/tracks/5/9/594716257223402cac7e3b399f3a78bd87671a9c.png)
The Silurian Hypothesis
![Obrázek epizody The Silurian Hypothesis](https://i.actve.net/youradio_news/tracks_small/6/4/641d2a12e830aa7d9263a9ede637d68925e57c92.png)
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16. 5. 2024
49 min
The idea that we aren’t the first advanced civilization to live on Earth sounds like a fringe theory, but it raises a good question: How can we be so sure that a civilization didn’t arise and die on Earth so long ago that any trace of it has been erased?
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