4.8 • 739 Ratings
🗓️ 31 October 2019
⏱️ 36 minutes
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0:00.0 | Hello, SFIA audio listeners, in this month's Nebula exclusive, Big Alien Theory, |
0:05.0 | we're asking the reason alien civilizations might be rare is because most aliens are huge. |
0:10.0 | To hear it and every episode early and add free, plus hours of bonus content, check |
0:15.0 | out Go.nebola.tv slash Isaac Arthur and use my code, Isaac Arthur. |
0:20.0 | This video is sponsored by CuriosityStream. |
0:23.5 | Get access to my streaming video service, Nebula, when you sign up for CuriosityStream |
0:28.3 | using the link in the description. |
0:30.9 | There are so many hurdles in our universe keeping intelligence from arising. |
0:35.9 | Once it has, it seems inevitable that intelligence |
0:38.8 | should pursue technology, but perhaps it isn't. |
0:41.8 | So today we return to our Fermi Paradox Great Filter series for a fourth installment |
0:59.2 | of what had been intended just to be a trilogy, focusing first on what factors of our universe |
1:04.4 | and galaxy might make life rare, then what might make life-sustaining worlds like Earth rare, and finally on what might |
1:12.2 | make the evolution of intelligence rare. |
1:15.1 | In rare intelligence, we did look briefly at what might make the rise of technology once |
1:20.3 | you had intelligence less inevitable than we might think, but mostly concluded that once |
1:25.3 | you had a value for technology, it might not be inevitable |
1:28.7 | that you go down that path, but most would, so it would probably be a minor filter at |
1:34.0 | most. |
1:35.0 | Since that episode came out, a little over two years ago, I've been thinking on the matter |
1:39.8 | more and I'm no longer as confident on that assertion, and we're going to dig into that |
1:44.8 | today and focus more on some psychological and sociological phenomena that might present |
... |
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