The Plan For After SETI Is Successful
Science & Futurism with Isaac Arthur
Isaac Arthur
4.9 • 782 Ratings
🗓️ 1 December 2022
⏱️ 32 minutes
🧾️ Download transcript
Summary
One day we may get a signal from beyond Earth, positive proof of the Existence of Extraterrestrial Life... but what comes next?
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Credits:
The Plan For After SETI Is Successful
Science & Futurism with Isaac Arthur
Episode 371, December 1, 2022
Written, Produced & Narrated by Isaac Arthur
Editors:
David McFarlane
Cover Art:
Jakub Grygier https://www.artstation.com/jakub_grygier
Music Courtesy of Epidemic Sound http://epidemicsound.com/creator
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Transcript
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| 0:00.0 | Hello, SFIA audio listeners, in this month's Nebula exclusive, Big Alien Theory, |
| 0:05.2 | we're asked at the reason alien civilizations might be rare is because most aliens are huge. |
| 0:10.5 | To hear it and every episode early and add free, plus hours of bonus content, check out |
| 0:15.5 | go.nebula.tv slash Isaac Arthur and use my code, Isaac Arthur. |
| 0:20.0 | This video is sponsored by CuriosityStream. |
| 0:22.5 | Get access to my streaming video service, Nebula, when you sign up for CuriosityStream |
| 0:26.3 | using the link in the description. |
| 0:28.7 | One day you wake up and every channel a news feed is a buzz with the news, we've received |
| 0:33.9 | an alien signal beyond any reasonable doubt. |
| 0:37.8 | What do we do next? |
| 0:48.3 | All more discussions on the Fermi paradox on this show and by others is predicated on the notion |
| 0:54.1 | that there's |
| 0:54.5 | been no unambiguous extraterrestrial signal sent to us or overheard. |
| 0:59.9 | There's a lot of proposed reasons for why this should be the case, ranging from aliens |
| 1:03.9 | simply not existing, to them landing here regularly and us just not seeing and believe it. |
| 1:09.7 | One of the more popular reasons is just that we haven't |
| 1:11.9 | really gotten good enough at looking and haven't been looking long enough to detect any of them |
| 1:16.3 | by their own regular transmission, which might not even use radio waves, or that they are signaling |
| 1:22.2 | us but we haven't gotten good enough to recognize it, or that they aren't signaling us because |
| 1:26.9 | they haven't seen us yet. We'll be examining a few different scenarios today for what we might do if |
| 1:32.6 | we either receive or spot an unambiguously intelligent signal from space, but let's start |
| 1:38.6 | with that one. Our own radio signals have only penetrated about a light century out from Earth, which |
... |
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